With the rapid increase of water contamination,membrane separation technology and their corresponding molecular weight cut-off(MWCO) evaluation method become more necessary.In this study,Panax notoginseng saponins was...With the rapid increase of water contamination,membrane separation technology and their corresponding molecular weight cut-off(MWCO) evaluation method become more necessary.In this study,Panax notoginseng saponins was used as a new standard marker to determinate ultrafiltration(UF) membrane MWCOs,series of Millipore membranes were selected as control group to analyze and calculate the relationship between retention rate and MWCOs with exponential or logarithmic equation.A new and convenient method was provided for determining the membrane MWCO by modeling analysis retention rate with MWCOs,and the regression coefficients >0.990.The feasibility and practicability of established method was verified by different manufactures' membrane and dextrans.In the detection progress,as the main ingredient of Panax notoginseng saponins,Notoginsenoside R_1,Ginsenoside Rg_1,Ginsenoside Rb_1 and Ginsenoside Rd with different surface activity,the MWCO range of UF membranes can be divided into two zones mainly due to the retention rate difference among Notoginsenoside R_1,Ginsenoside Rg_1,Ginsenoside Rb_1 and Ginsenoside Rd.Zone 1,1000-10000;and Zone II,10000-100000.Thus,the new method would be helpful to improve the applicability of UF membrane in separation technology.展开更多
Integrated Project Delivery(IPD)is a new delivery system that fosters integration of combining design and construction in a collaborative team environment.Building Information Modeling(BIM)is a smart technological too...Integrated Project Delivery(IPD)is a new delivery system that fosters integration of combining design and construction in a collaborative team environment.Building Information Modeling(BIM)is a smart technological tool that make significant advancements in coordinating the planning and construction processes.IPD process with BIM technology allows all building data to maintain in a communicating platform that make all participants share data.In reality,some technical and process obstacles exist,that are hampering full implementation of IPD with BIM in the project.The paper introduced the application of IPD with BIM on the design in a project.The results showed the impact of BIM implementation on IPD mode which can result in improved productivity,better coordination,reduced energy consumption,clash and rework of construction.展开更多
Dear Editor,Cases of succinylcholine poisoning are rarely seen in clinic,and severe brain damage due to ingestion of succinylcholine is even rarer.Here,we report on a patient who poisoned herself via oral ingestion of...Dear Editor,Cases of succinylcholine poisoning are rarely seen in clinic,and severe brain damage due to ingestion of succinylcholine is even rarer.Here,we report on a patient who poisoned herself via oral ingestion of succinylcholine,discuss the clinical characteristics,pathogenesis,and treatment of the succinylcholine-related ischemic-hypoxic encephalopathy that this patient suffered,and review the relevant literature.This study aimed to improve clinicians'understanding of ischemic-hypoxic encephalopathy due to succinylcholine chloride toxicity.展开更多
基金Supported by the National Natural Science Foundation of China(No.81503258,No.81373980)Youth Natural Science Foundation of Jiangsu Province(No.BK20151005)Science and Technology Project of Jiangsu Traditional Chinese Medicine Administration(No.YB2015009)
文摘With the rapid increase of water contamination,membrane separation technology and their corresponding molecular weight cut-off(MWCO) evaluation method become more necessary.In this study,Panax notoginseng saponins was used as a new standard marker to determinate ultrafiltration(UF) membrane MWCOs,series of Millipore membranes were selected as control group to analyze and calculate the relationship between retention rate and MWCOs with exponential or logarithmic equation.A new and convenient method was provided for determining the membrane MWCO by modeling analysis retention rate with MWCOs,and the regression coefficients >0.990.The feasibility and practicability of established method was verified by different manufactures' membrane and dextrans.In the detection progress,as the main ingredient of Panax notoginseng saponins,Notoginsenoside R_1,Ginsenoside Rg_1,Ginsenoside Rb_1 and Ginsenoside Rd with different surface activity,the MWCO range of UF membranes can be divided into two zones mainly due to the retention rate difference among Notoginsenoside R_1,Ginsenoside Rg_1,Ginsenoside Rb_1 and Ginsenoside Rd.Zone 1,1000-10000;and Zone II,10000-100000.Thus,the new method would be helpful to improve the applicability of UF membrane in separation technology.
基金the support by the Housing and Urban-Rural Development Department of Shandong Province“specific topic”(No.2020-K1-7).
文摘Integrated Project Delivery(IPD)is a new delivery system that fosters integration of combining design and construction in a collaborative team environment.Building Information Modeling(BIM)is a smart technological tool that make significant advancements in coordinating the planning and construction processes.IPD process with BIM technology allows all building data to maintain in a communicating platform that make all participants share data.In reality,some technical and process obstacles exist,that are hampering full implementation of IPD with BIM in the project.The paper introduced the application of IPD with BIM on the design in a project.The results showed the impact of BIM implementation on IPD mode which can result in improved productivity,better coordination,reduced energy consumption,clash and rework of construction.
基金This study was supported by grants from the Ministry of Science and Technology of the People’s Republic of China(2019YFC0118203)Science Technology Department of Zhejiang Province(WKJ-ZJ-2024)。
文摘Dear Editor,Cases of succinylcholine poisoning are rarely seen in clinic,and severe brain damage due to ingestion of succinylcholine is even rarer.Here,we report on a patient who poisoned herself via oral ingestion of succinylcholine,discuss the clinical characteristics,pathogenesis,and treatment of the succinylcholine-related ischemic-hypoxic encephalopathy that this patient suffered,and review the relevant literature.This study aimed to improve clinicians'understanding of ischemic-hypoxic encephalopathy due to succinylcholine chloride toxicity.
