Kong Weili is my classmate and she is my good friend,either①•She is thirteen years old this year.She isn’t very tall,and her eyes,nose and mouth are very small,but I think she looks very beautiful.
A good friend is like a gentle breeze that blows away your gloomy mood,a beam of sunshine that warms your heart,and a guiding light that accompanies you on your journey.A true friend brings you comfort,joy,and encoura...A good friend is like a gentle breeze that blows away your gloomy mood,a beam of sunshine that warms your heart,and a guiding light that accompanies you on your journey.A true friend brings you comfort,joy,and encouragement.展开更多
Do you like animals?Animals are cute.Some people like loyal dogs,some like adorable cats,and others prefer fluffy bunnies.But my favorite animals are naughty hamsters because they are full of energy.With just a little...Do you like animals?Animals are cute.Some people like loyal dogs,some like adorable cats,and others prefer fluffy bunnies.But my favorite animals are naughty hamsters because they are full of energy.With just a little food and water,they can thrive.Plus,they are really affordable,unlike cats and dogs that can cost several hundred or even over a thousand yuan.展开更多
I have a best friend・His name is Li Xuan・We live in the same neighborhood and go to the same school.Li Xuan is a kind and clever boy.He always smiles and is ready to help others.One day,I had a problem with my math ho...I have a best friend・His name is Li Xuan・We live in the same neighborhood and go to the same school.Li Xuan is a kind and clever boy.He always smiles and is ready to help others.One day,I had a problem with my math homework and I was very worried.展开更多
Jiang Shaohong is my best friend.He is 14years old and he is in Class 1,Grade 8.He is clever and can learn things quickly.He works hard at all his subjects.He has many hobbies,such as reading,singing,dancing,and playi...Jiang Shaohong is my best friend.He is 14years old and he is in Class 1,Grade 8.He is clever and can learn things quickly.He works hard at all his subjects.He has many hobbies,such as reading,singing,dancing,and playing sports.He loves animals,so he keeps a small dog as a pet and takes good care of it at home.He is kind and helpful.He often helps his classmates with their studies.展开更多
Sally Rooney,a young Irish writer,has been dubbed“the first great novelist of the millennial generation”.Conversations with Friends,her first work,demonstrates amazing insight and subtle expression as she explores a...Sally Rooney,a young Irish writer,has been dubbed“the first great novelist of the millennial generation”.Conversations with Friends,her first work,demonstrates amazing insight and subtle expression as she explores a wide range of realistic issues such as modern intimacy,class injustice,and politics,all while depicting the complex interaction between two college girls and a celebrity couple from Dublin.This paper will use psychoanalytic viewpoints from scholars such as Freud,Garland,and Kaufman to examine the trauma and shame experienced by the heroine Frances,as well as the possibilities and ways in which adults can heal the trauma.Rooney completes the trauma narrative of modern people by portraying the life and feelings of Frances,a normal modern youth.展开更多
Based on the CiteSpace visualization knowledge graph,this article conducts a visual analysis of the evolution of publication volume,distribution of national institutions,keyword clustering,and other related literature...Based on the CiteSpace visualization knowledge graph,this article conducts a visual analysis of the evolution of publication volume,distribution of national institutions,keyword clustering,and other related literature on aging friendly bathroom facilities in 502 Chinese and English articles,in order to analyze the research status,hotspots,and future research directions in this field.Through analysis,it was found that research in this field is showing an increasing trend,but there is still a need for relevant experts to actively engage in cross institutional,cross disciplinary,and cross national exchanges and cooperation.Emerging concepts such as smart homes and informatization have become new research hotspots.Moreover,research trend has shifted from macro level discussions to specific optimizations,and has shown characteristics of disciplinary integration and technology driven development.Overall,this study has identified the development direction for improving the level of technological application,emphasizing the importance of interdisciplinary and international cooperation,and providing certain guidance for the construction of a research system for aging friendly bathroom facilities.展开更多
This article presents research focused on developing and scientifically substantiating a technology for producing environmentally friendly glued structures fromwood treated through a two-stage process.Themethodology i...This article presents research focused on developing and scientifically substantiating a technology for producing environmentally friendly glued structures fromwood treated through a two-stage process.Themethodology involves preliminary thermal modification followed by high-frequency low-temperature plasma treatment.Thermal modification enhances performance characteristics such as resistance to rot,lowers hygroscopicity,and increases dimensional stability.However,it can diminish the adhesive properties of wood,complicating the bonding process.To address this challenge,the study introduces high-frequency low-temperature plasma treatment,which activates the wood surface,improving wettability and adhesion while minimizing glue consumption.Experimental results indicate that plasma treatment reduces the contact angle by 46%and adhesive consumption during bonding by 24%,thereby enhancing the environmental friendliness of the glued structures.Furthermore,this dual treatment process increases the shear strength of adhesive joints by 22.7%and bending strength of glued beams by 66.6%,demonstrating a 30%lower carbon footprint compared to conventional methods.The findings affirm the efficacy of this technology in producing building materials,particularly glued beams for large-span structures.展开更多
Accurate assessment of blast furnace conditions is a crucial component in the blast furnace control decision-making process.However,most adversarial models in the field currently update the parameters of the label pre...Accurate assessment of blast furnace conditions is a crucial component in the blast furnace control decision-making process.However,most adversarial models in the field currently update the parameters of the label predictor by minimising the objective function while maximising the objective function to update the domain discriminator's parameters.This strategy results in an excessive maximisation of the domain discriminator's loss.To address this,a friendly adversarial training-based tri-training furnace condition diagnosis model was proposed.This model employed a convolutional neural network-long short-term memory-attention mechanism network as a single-view feature extractor and used decision tree methods as three classifiers to compute the cosine similarity between features and representative vectors of each class.During the knowledge transfer process,the classifiers in this model have a specific goal;they not only seek to maximise the entropy of the target domain samples but also aim to minimise the entropy of the target domain samples when they are misclassified,thus resolving the trade-off in traditional models where robustness is improved at the expense of accuracy.Experimental results indicate that the diagnostic accuracy of this model reaches 96%,with an approximately 8%improvement over existing methods due to the inner optimisation approach.This model provides an effective and feasible solution for the efficient monitoring and diagnosis of blast furnace processes.展开更多
During the 2025 Beijing Digital Economy Experience Week from 27 June to 5 July,interactive projects combining technology and culture-illustrated books created by voice AI,augmented reality tours,and markerless motion ...During the 2025 Beijing Digital Economy Experience Week from 27 June to 5 July,interactive projects combining technology and culture-illustrated books created by voice AI,augmented reality tours,and markerless motion capture-attracted many visitors.“More than a dozen themed areas offered the opportunity to dive into new worlds and discover the latest innovations from more than 50 companies,”Lu Yumin,a Beijing resident who visited the event,told ChinAfrica.展开更多
As "PFC Free" becomes a standard feature for more and more outdoor brands,environmental protection is no longer a distant slogan,but has become a necessary choice in consumer decision-making.When labels‘PFC...As "PFC Free" becomes a standard feature for more and more outdoor brands,environmental protection is no longer a distant slogan,but has become a necessary choice in consumer decision-making.When labels‘PFC free’are attached to products,we cannot help but ask:Where will the next environmental revolution occur?展开更多
In this research,the antibacterial properties of a composite material prepared from agave bagasse cellulose fibers doped with silver nanoparticles and chitosan were studied.The development of composite materials with ...In this research,the antibacterial properties of a composite material prepared from agave bagasse cellulose fibers doped with silver nanoparticles and chitosan were studied.The development of composite materials with antibacterial properties and environmentally friendly based on cellulose fibers from agave bagasse with silver nanoparticles prepared by green synthesis and chitosan from shrimp waste enhances the value of these agro-industrial wastes and offers the opportunity for them to have biomedical applications since these raw materials have been poorly reported for this application.The antibacterial properties of chitosan and silver nanoparticles are already known.However,the combination of silver nanoparticles with cellulose fibers and chitosan has been studied poorly.Green synthesis of silver nanoparticles was carried out,and spherical shape nanoparticles with a size between 20 and 50 nm were obtained by ultraviolet-visible(UV-Vis)spectroscopy and transmission electron microscopy(TEM)analysis.Additionally,in this research,the cellulose obtained from agave bagasse,the chitosan extracted from shrimp shells,and the composite material were characterized by infrared spectroscopy,mechanical analysis,and antibacterial tests.A decrease in the growth of Escherichia coli bacteria with 100%growth inhibition on cellulose,chitosan,and silver nanoparticles composite material and an increase in mechanical properties from 13.67 MPa of cellulose pure to 110 MPa of composite material was observed.These findings support the idea that the composite material has potential use in wound care dressings for antibacterial care.展开更多
In the vast hinterland of the Qinghai-Xizang Plateau in western China,a profound green transformation is advancing quietly.On the vast Gobi Desert,arrays of solar panels resemble a shimmering silver sea.White wind tur...In the vast hinterland of the Qinghai-Xizang Plateau in western China,a profound green transformation is advancing quietly.On the vast Gobi Desert,arrays of solar panels resemble a shimmering silver sea.White wind turbines stand tall against the sky,with their blades swirling slowly in the wind.Golmud,a city in west China’s Qinghai Province formerly known for its abundant natural resources.展开更多
From globally popular video game Black Myth:Wukong,which has garnered a dedicated player base around the world,to DeepSeek,an artificial intelligence(AI)model developed at an impressively low cost that rivals U.S.comp...From globally popular video game Black Myth:Wukong,which has garnered a dedicated player base around the world,to DeepSeek,an artificial intelligence(AI)model developed at an impressively low cost that rivals U.S.company OpenAI’s ChatGPT,and the perfectly synchronized robotic ensemble performing with precision at this year’s China Central Television Spring Festival Gala,a Chinese New Year’s Eve extravaganza that aired on January 28-these big tech breakthroughs have risen to prominence one after another,generating massive buzz.展开更多
A kind of environmental friendly anodizing routine for AZ91D magnesium alloy,based on an alkaline borate-potassium acid phthalate（KAP） electrolyte,was studied.The effect of KAP on the properties of the anodized film...A kind of environmental friendly anodizing routine for AZ91D magnesium alloy,based on an alkaline borate-potassium acid phthalate（KAP） electrolyte,was studied.The effect of KAP on the properties of the anodized film was investigated by scanning electron microscopy（SEM）,X-ray diffraction（XRD）,energy dispersive spectrometry（EDS）,potentiodynamic polarization and electrochemical impedance spectroscopy（EIS）,respectively.The results showed that the anodizing process,surface morphology,thickness,phase structure and corrosion resistance of the anodized film were strongly dependent on the concentration of KAP.In the presence of adequate KAP,a compact and smooth anodized film with excellent corrosion resistance was obtained.展开更多
Friends of Moslems(《友穆》)季刊是民国期间西方传教士布道中国回族穆斯林的机关刊物,英文版刊行。以该刊为资料来源对民国中期传教士布道河南回族进行全面梳理和述评,可了解河南回族的一般状况,以及传教士布道河南回族的历程和困难,...Friends of Moslems(《友穆》)季刊是民国期间西方传教士布道中国回族穆斯林的机关刊物,英文版刊行。以该刊为资料来源对民国中期传教士布道河南回族进行全面梳理和述评,可了解河南回族的一般状况,以及传教士布道河南回族的历程和困难,并可从一些案例的分析中得出布道是否成功的结论。展开更多
文摘Kong Weili is my classmate and she is my good friend,either①•She is thirteen years old this year.She isn’t very tall,and her eyes,nose and mouth are very small,but I think she looks very beautiful.
文摘A good friend is like a gentle breeze that blows away your gloomy mood,a beam of sunshine that warms your heart,and a guiding light that accompanies you on your journey.A true friend brings you comfort,joy,and encouragement.
文摘Do you like animals?Animals are cute.Some people like loyal dogs,some like adorable cats,and others prefer fluffy bunnies.But my favorite animals are naughty hamsters because they are full of energy.With just a little food and water,they can thrive.Plus,they are really affordable,unlike cats and dogs that can cost several hundred or even over a thousand yuan.
文摘I have a best friend・His name is Li Xuan・We live in the same neighborhood and go to the same school.Li Xuan is a kind and clever boy.He always smiles and is ready to help others.One day,I had a problem with my math homework and I was very worried.
文摘Jiang Shaohong is my best friend.He is 14years old and he is in Class 1,Grade 8.He is clever and can learn things quickly.He works hard at all his subjects.He has many hobbies,such as reading,singing,dancing,and playing sports.He loves animals,so he keeps a small dog as a pet and takes good care of it at home.He is kind and helpful.He often helps his classmates with their studies.
文摘Sally Rooney,a young Irish writer,has been dubbed“the first great novelist of the millennial generation”.Conversations with Friends,her first work,demonstrates amazing insight and subtle expression as she explores a wide range of realistic issues such as modern intimacy,class injustice,and politics,all while depicting the complex interaction between two college girls and a celebrity couple from Dublin.This paper will use psychoanalytic viewpoints from scholars such as Freud,Garland,and Kaufman to examine the trauma and shame experienced by the heroine Frances,as well as the possibilities and ways in which adults can heal the trauma.Rooney completes the trauma narrative of modern people by portraying the life and feelings of Frances,a normal modern youth.
文摘Based on the CiteSpace visualization knowledge graph,this article conducts a visual analysis of the evolution of publication volume,distribution of national institutions,keyword clustering,and other related literature on aging friendly bathroom facilities in 502 Chinese and English articles,in order to analyze the research status,hotspots,and future research directions in this field.Through analysis,it was found that research in this field is showing an increasing trend,but there is still a need for relevant experts to actively engage in cross institutional,cross disciplinary,and cross national exchanges and cooperation.Emerging concepts such as smart homes and informatization have become new research hotspots.Moreover,research trend has shifted from macro level discussions to specific optimizations,and has shown characteristics of disciplinary integration and technology driven development.Overall,this study has identified the development direction for improving the level of technological application,emphasizing the importance of interdisciplinary and international cooperation,and providing certain guidance for the construction of a research system for aging friendly bathroom facilities.
基金funded by the Technostart competition,Agreement No.12-22(2-22)dated 01 February 2022.
文摘This article presents research focused on developing and scientifically substantiating a technology for producing environmentally friendly glued structures fromwood treated through a two-stage process.Themethodology involves preliminary thermal modification followed by high-frequency low-temperature plasma treatment.Thermal modification enhances performance characteristics such as resistance to rot,lowers hygroscopicity,and increases dimensional stability.However,it can diminish the adhesive properties of wood,complicating the bonding process.To address this challenge,the study introduces high-frequency low-temperature plasma treatment,which activates the wood surface,improving wettability and adhesion while minimizing glue consumption.Experimental results indicate that plasma treatment reduces the contact angle by 46%and adhesive consumption during bonding by 24%,thereby enhancing the environmental friendliness of the glued structures.Furthermore,this dual treatment process increases the shear strength of adhesive joints by 22.7%and bending strength of glued beams by 66.6%,demonstrating a 30%lower carbon footprint compared to conventional methods.The findings affirm the efficacy of this technology in producing building materials,particularly glued beams for large-span structures.
基金Thanks are given to Hebei Province Innovation Capacity Enhancement Programme Project(23560301D)the Natural Science Foundation of Hebei Province(E2024105036)the Tangshan Talent Funding Project(B202302007).
文摘Accurate assessment of blast furnace conditions is a crucial component in the blast furnace control decision-making process.However,most adversarial models in the field currently update the parameters of the label predictor by minimising the objective function while maximising the objective function to update the domain discriminator's parameters.This strategy results in an excessive maximisation of the domain discriminator's loss.To address this,a friendly adversarial training-based tri-training furnace condition diagnosis model was proposed.This model employed a convolutional neural network-long short-term memory-attention mechanism network as a single-view feature extractor and used decision tree methods as three classifiers to compute the cosine similarity between features and representative vectors of each class.During the knowledge transfer process,the classifiers in this model have a specific goal;they not only seek to maximise the entropy of the target domain samples but also aim to minimise the entropy of the target domain samples when they are misclassified,thus resolving the trade-off in traditional models where robustness is improved at the expense of accuracy.Experimental results indicate that the diagnostic accuracy of this model reaches 96%,with an approximately 8%improvement over existing methods due to the inner optimisation approach.This model provides an effective and feasible solution for the efficient monitoring and diagnosis of blast furnace processes.
文摘During the 2025 Beijing Digital Economy Experience Week from 27 June to 5 July,interactive projects combining technology and culture-illustrated books created by voice AI,augmented reality tours,and markerless motion capture-attracted many visitors.“More than a dozen themed areas offered the opportunity to dive into new worlds and discover the latest innovations from more than 50 companies,”Lu Yumin,a Beijing resident who visited the event,told ChinAfrica.
文摘As "PFC Free" becomes a standard feature for more and more outdoor brands,environmental protection is no longer a distant slogan,but has become a necessary choice in consumer decision-making.When labels‘PFC free’are attached to products,we cannot help but ask:Where will the next environmental revolution occur?
文摘In this research,the antibacterial properties of a composite material prepared from agave bagasse cellulose fibers doped with silver nanoparticles and chitosan were studied.The development of composite materials with antibacterial properties and environmentally friendly based on cellulose fibers from agave bagasse with silver nanoparticles prepared by green synthesis and chitosan from shrimp waste enhances the value of these agro-industrial wastes and offers the opportunity for them to have biomedical applications since these raw materials have been poorly reported for this application.The antibacterial properties of chitosan and silver nanoparticles are already known.However,the combination of silver nanoparticles with cellulose fibers and chitosan has been studied poorly.Green synthesis of silver nanoparticles was carried out,and spherical shape nanoparticles with a size between 20 and 50 nm were obtained by ultraviolet-visible(UV-Vis)spectroscopy and transmission electron microscopy(TEM)analysis.Additionally,in this research,the cellulose obtained from agave bagasse,the chitosan extracted from shrimp shells,and the composite material were characterized by infrared spectroscopy,mechanical analysis,and antibacterial tests.A decrease in the growth of Escherichia coli bacteria with 100%growth inhibition on cellulose,chitosan,and silver nanoparticles composite material and an increase in mechanical properties from 13.67 MPa of cellulose pure to 110 MPa of composite material was observed.These findings support the idea that the composite material has potential use in wound care dressings for antibacterial care.
文摘In the vast hinterland of the Qinghai-Xizang Plateau in western China,a profound green transformation is advancing quietly.On the vast Gobi Desert,arrays of solar panels resemble a shimmering silver sea.White wind turbines stand tall against the sky,with their blades swirling slowly in the wind.Golmud,a city in west China’s Qinghai Province formerly known for its abundant natural resources.
文摘From globally popular video game Black Myth:Wukong,which has garnered a dedicated player base around the world,to DeepSeek,an artificial intelligence(AI)model developed at an impressively low cost that rivals U.S.company OpenAI’s ChatGPT,and the perfectly synchronized robotic ensemble performing with precision at this year’s China Central Television Spring Festival Gala,a Chinese New Year’s Eve extravaganza that aired on January 28-these big tech breakthroughs have risen to prominence one after another,generating massive buzz.
基金Projects (50771092,21073162) supported by the National Natural Science Foundation of ChinaProject (08JC1421600) supported by the Science and Technology Commission of Shanghai,ChinaProject (2008AZ2018) supported by the Science and Technology Bureau of Jiaxing,China
文摘A kind of environmental friendly anodizing routine for AZ91D magnesium alloy,based on an alkaline borate-potassium acid phthalate（KAP） electrolyte,was studied.The effect of KAP on the properties of the anodized film was investigated by scanning electron microscopy（SEM）,X-ray diffraction（XRD）,energy dispersive spectrometry（EDS）,potentiodynamic polarization and electrochemical impedance spectroscopy（EIS）,respectively.The results showed that the anodizing process,surface morphology,thickness,phase structure and corrosion resistance of the anodized film were strongly dependent on the concentration of KAP.In the presence of adequate KAP,a compact and smooth anodized film with excellent corrosion resistance was obtained.
