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Effect of dominant fractures on triaxial behavior of 3D-printed rock analogs with internal fracture networks
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作者 Lishuai Jiang Pimao Li +3 位作者 Xin He Yang Zhao Quansen Wu Ye Zhao 《Journal of Rock Mechanics and Geotechnical Engineering》 2026年第2期1390-1412,共23页
Internal structural defects in engineering rock masses vary in size,exhibit complex shapes,and are unevenly distributed.Dominant fractures within a rock mass often play a critical to its mechanical behavior,directly a... Internal structural defects in engineering rock masses vary in size,exhibit complex shapes,and are unevenly distributed.Dominant fractures within a rock mass often play a critical to its mechanical behavior,directly affecting the macromechanical properties and failure modes.These fractures affect the instability and failure of the surrounding rock,significantlyimpacting the overall stability of engineering structures.Herein,sand-powder three-dimensional(3D)printing technology was used to prepare rock-like specimens with internal fracture networks.Triaxial compression testing,post-failure fracture mapping,and fractal dimension analysis of the fracture surfaces were conducted to investigate the effects of dominant fracture angles on the strength and deformation of rocks with internal fracture networks under triaxial stress.The results indicate that the dominant fracture angle has a pronounced effect on the mechanical behavior of rock.With increasing angle,both compressive strength and elastic modulus exhibit an initial decline followed by an increase.Moreover,higher confiningpressure significantlyimproves the compressive strength of fractured rock.This enhancement weakens as the confiningpressure further increases.Moreover,with increasing confiningpressure,the differences between the maximum and minimum values of elastic moduli and lateral strain ratios in fractured rock gradually decrease.Thus,the impact of the dominant fracture angle on rock mass deformation decreases with increasing confiningpressure.This research elucidates the effects of dominant fracture angles on the mechanical and failure properties of complex fractured rock masses and the influenceof the confiningpressure on these relationships.It provides valuable theoretical insights and practical guidance for stability analyses in engineering rock masses. 展开更多
关键词 Sand powder three-dimensional(3D) printing internal fracture networks Triaxial compression Rock mechanics Fractal dimension
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Synthetical Control of AGC/LPC System Based on Neural Networks Internal Model Control
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作者 Hu He, Xiaodong Luan, Yikang Sun Information Engineering School, University of Science and Technology Beijing, Beijing 100083, China 《Journal of University of Science and Technology Beijing》 CSCD 2001年第1期75-77,共3页
One synthetical control method of AGC/LPC system based on intelligence control theory-neural networks internal model control method is presented. Genetic algorithm (GA) is applied to optimize the parameters of the neu... One synthetical control method of AGC/LPC system based on intelligence control theory-neural networks internal model control method is presented. Genetic algorithm (GA) is applied to optimize the parameters of the neural networks. Simulation results prove that this method is effective. 展开更多
关键词 hot strip rolling AGC LOOPER neural networks internal model control GA
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Analysis on Internal and External Network Isolation Transformation of Informatization Network of Bikou Power Plant
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作者 CHENTingting 《外文科技期刊数据库(文摘版)工程技术》 2022年第3期038-042,共5页
China Datang Group Company attaches great importance to information security and has formulated a security strategy of "dual networks, dual computers, sub-zones, hierarchical protection and multi-layer defense&qu... China Datang Group Company attaches great importance to information security and has formulated a security strategy of "dual networks, dual computers, sub-zones, hierarchical protection and multi-layer defense" to strengthen network border security and divide the management information network into an information internal network and an information external network, Logical strong isolation policy is used between information internal and external networks, and information internal and external networks use physical isolation and independent server and desktop computer respectively. According to the transformation of internal and external network isolation in Bikou Power Plant, some problems and solutions of internal and external network isolation in some power enterprises are understood. 展开更多
关键词 Bikou power plant INFORMATIZATION network security internal and external network isolation
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New International Partner Network Launched to Further Sino-US Business Relations
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作者 Sun Yongjian LI Yinghong 《China's Foreign Trade》 2005年第16期7-11,共5页
"The network will foster newrelationship between US andChinese small and medium-size companies in 14 key busi-ness centers, generating newopportunities for US SMEs inthe China market and prosper-ity for both our ... "The network will foster newrelationship between US andChinese small and medium-size companies in 14 key busi-ness centers, generating newopportunities for US SMEs inthe China market and prosper-ity for both our great nations,"said Tim Hauser. 展开更多
关键词 US work New International Partner network Launched to Further Sino-US Business Relations very
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2007 IEEE International Conference on Networking,Sensing and Control
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《自动化学报》 EI CSCD 北大核心 2006年第4期642-642,共1页
Conference Theme-Anti-Crime Networking and Systems The 2007 IEEE International Conference on Networking,Sensing and Control will be held in London. The main theme of the conference is anti-crime networking and critica... Conference Theme-Anti-Crime Networking and Systems The 2007 IEEE International Conference on Networking,Sensing and Control will be held in London. The main theme of the conference is anti-crime networking and critical infrastructure.The area of anti- crime networking and critical infrastructure is a fusion of a number of research areas in networking, sensing,human factors,artificial intelligence,operational research,and systems control theory. However,the real challenge is to design anti-crime networking and systems from a holistic perspective; taking into account technical,organizational as well as contextual complexity.A system engineering approach is required to address new problems of this challenging and promising area.This conference will provide a remarkable opportunity for the academic and industrial community to address new challenges and share solutions,and discuss future research directions.It will feature plenary speeches, industrial panel sessions,funding agency panel sessions,interactive sessions,and invited/special sessions.Contributions are expected from academia,industry,EPSRC,EU,DTI,and MoD.Technical topics of the conference include but are not limited to: 展开更多
关键词 IEEE International Conference on networking Sensing and Control DTI
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ICNSC 2008 CALL FOR PAPERS 5th IEEE International Conference on Networking, Sensing and Control Sanya China April 6-8, 2008
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《控制理论与应用》 EI CAS CSCD 北大核心 2007年第3期512-512,共1页
Conference Theme Advanced Technologies for Emergency Planning and ResponseThe 2008 IEEE International Conference on Networking, Sensing and Control will be held in Sanya,China. The main theme of the conference is adva... Conference Theme Advanced Technologies for Emergency Planning and ResponseThe 2008 IEEE International Conference on Networking, Sensing and Control will be held in Sanya,China. The main theme of the conference is advanced technologies for emergency planning and re- 展开更多
关键词 IEEE CALL ICNSC 2008 CALL FOR PAPERS 5th IEEE International Conference on networking Sensing and Control Sanya China April 6-8
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The 23rd International Conference on Computer Communication and Networks (ICCCN 2014)
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《计算机应用研究》 CSCD 北大核心 2013年第11期F0002-F0002,共1页
August 4-August 7, 2014 Shanghai, China http:/www.icccn.org/icccn14/ICCCN is one of the leading international conferences for presenting noel ideas and fundamental advances in the fields of computer communications and... August 4-August 7, 2014 Shanghai, China http:/www.icccn.org/icccn14/ICCCN is one of the leading international conferences for presenting noel ideas and fundamental advances in the fields of computer communications and networks. ICCCN serves to foster communication among researchers and practitioners with 展开更多
关键词 WWW ICCCN 2014 The 23rd International Conference on Computer Communication and networks
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Call for Papers Third International Symposium on Neural Networks
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《中国图象图形学报》 CSCD 北大核心 2005年第10期1329-1329,共1页
关键词 Call for Papers Third International Symposium on Neural networks
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Tapping Advantages and Expanding International and Domestic Networks for Further Integrating Jiangxi with the Rest of the World——Thriving Foreign Related Work in Jiangxi Province
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作者 Zhang Xuejun Ai Hong 《International Understanding》 2013年第3期54-58,共5页
"…enable Jiangxi to become the example of ecological civilization and pacesetter of building beautiful China,and realize the dream of a prosperous,harmonious and beautiful Jiangxi through our earnest efforts.&qu... "…enable Jiangxi to become the example of ecological civilization and pacesetter of building beautiful China,and realize the dream of a prosperous,harmonious and beautiful Jiangxi through our earnest efforts."Recent years have witnessed vigorous efforts made by the Provincial Foreign Affairs and Overseas Chinese 展开更多
关键词 Thriving Foreign Related Work in Jiangxi Province Tapping Advantages and Expanding International and Domestic networks for Further Integrating Jiangxi with the Rest of the World
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Technology-Transfer Through International Network Formation: Revisiting the Role of Cultural Variation
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作者 Ki Hyun Yoo Young Soo Yang 《Management Studies》 2015年第2期98-109,共12页
This paper studies the factors affecting the technology-transfer within international research and development (R&D) networks. Specifically, this study examines the characteristics of ties, actors, and internationa... This paper studies the factors affecting the technology-transfer within international research and development (R&D) networks. Specifically, this study examines the characteristics of ties, actors, and international network configuration to assess finn's accessibility to unique technologies. This study was conducted by research analysis in the aerospace industry. The total sample size used in this study is 125 cases of international R&D consortiums from January 1980 to December 2000. The result of this study supports the effects of "strength of tie" and "characteristic of actors" on the technology transfer explained by network theory. It also demonstrates that the international network structure that would facilitate the technology transfer is shaped by dual type of tie; the apparent type of tie is general, usual, and functional tie, and the hidden one is the national culture. 展开更多
关键词 the aerospace industry international research and development (R&D) network strength of ties national culture technology transfer
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Impressions from a Visit to Inner Mongolia
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作者 Fred S.Teng 《International Understanding》 2025年第3期20-23,共4页
Tradition and Innovation in Harmony A Visit to Xilinhot,Inner Mongolia From 6th to 11th of September,2025,an international delegation organised by the China NGO Network for International Exchanges(CNIE),together with ... Tradition and Innovation in Harmony A Visit to Xilinhot,Inner Mongolia From 6th to 11th of September,2025,an international delegation organised by the China NGO Network for International Exchanges(CNIE),together with the Xilingol League and Xilinhot Foreign Affairs Office,visited Xilinhot,Inner Mongolia. 展开更多
关键词 international delegation Inner Mongolia Xilinhot TRADITION xilingol league VISIT China NGO network International Exchanges innovation
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CNIE Delegation Attended UN CSW69 in New York
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《International Understanding》 2025年第1期36-36,共1页
From 9 to 12 March 2025,representatives of China NGO Network for International Exchanges(CNIE)attended the 69th Session of the United Nations Commission on the Status of Women(CSW 69)in New York,USA.
关键词 CNI delegation New York CSW UN CSW China NGO network International Exchanges
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CNIE Delegation Attended the 58th Session of the UN Human Rights Council in Geneva
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《International Understanding》 2025年第1期35-35,共1页
From 13th to 16th of March 2025,representatives of China NGO Network for International Exchanges(CNIE)attended the 58th session of the UN Human Rights Council in Geneva.
关键词 UN Human Rights Council SESSION China ngo network Geneva CNI China NGO network International Exchanges
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Chinese NGOs Actively Participated in Myanmar Earthquake Relief
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《International Understanding》 2025年第2期52-53,共2页
After the earthquake struck Myanmar on March 28th,China NGO Network for International Exchanges(CNIE)immediately contacted the emergency management department for the registration process of non-governmental rescue fo... After the earthquake struck Myanmar on March 28th,China NGO Network for International Exchanges(CNIE)immediately contacted the emergency management department for the registration process of non-governmental rescue forces participating in earthquake relief work and guided its member organisations and partners to orderly participate in the disaster relief. 展开更多
关键词 Chinese NGOs disaster relief Myanmar earthquake relief emergency management department registration process China NGO network International Exchanges
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CNIE Delegation Attended Africa-China People-to-People Dialogue in Zambia
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《International Understanding》 2025年第2期48-51,共4页
At the invitation of the Economic,Social and Cultural Council(ECOSOCC)of the African Union,Li Jun,Vice-President of China NGO Network for International Exchanges(CNIE)and former Vice-Minister of the International Depa... At the invitation of the Economic,Social and Cultural Council(ECOSOCC)of the African Union,Li Jun,Vice-President of China NGO Network for International Exchanges(CNIE)and former Vice-Minister of the International Department of the CPC Central Committee,led a six-member delegation to Zambia from May 7th to 9th to attend the Africa-China People-to-People Dialogue.The event brought together over 150 participants,including Han Jing,Chinese Ambassador to Zambia and representatives from all walks of life in China and Africa. 展开更多
关键词 people people dialogue African Union China Economic Social Cultural Council Africa Chinese Ambassador Zambia China NGO network International Exchanges
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Chinese NGOs Held Side Event during the 60th Session of the UN Human Rights Council
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《International Understanding》 2025年第3期56-57,共2页
During the 6Oth session of the UN Human Rights Council,the China NGO Network for International Exchanges(CNIE),China Ethnic Minorities Association for External Exchanges,Universal Rights Group,and organisations from C... During the 6Oth session of the UN Human Rights Council,the China NGO Network for International Exchanges(CNIE),China Ethnic Minorities Association for External Exchanges,Universal Rights Group,and organisations from China and abroad. 展开更多
关键词 th session Chinese NGOs Side event China Ethnic Minorities Association External Exchanges Universal Rights Group UN Human Rights Council China NGO network International Exchanges
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Selected Photos from the Exhibition of the Chinese NGOs'Contribution to the United Nations:In Commemoration of the 80th Anniversary of the UN
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《International Understanding》 2025年第1期43-50,共8页
China NGO Network for International Exchanges:Action Plan on Silk Road People-to-People Connectivity In October 2023,the Thematic Session on People-to-People Connectivity of the Third Belt and Road Forum for Internati... China NGO Network for International Exchanges:Action Plan on Silk Road People-to-People Connectivity In October 2023,the Thematic Session on People-to-People Connectivity of the Third Belt and Road Forum for International Cooperation was held in Bejing,where the Action Plan on the Silk Road People-to-People Connectivity was launched.The Action Plan proposed and implemented by China NGO Network for International Exchanges(CNIE)aims to build a flagship brand project for enhancing the people-to-people connectivity among the Belt and Road countries. 展开更多
关键词 Chinese NGOs Third Belt Road Forum International Cooperation Silk Road People People Connectivity United Nations People People Connectivity China NGO network International Exchanges action plan build flagship brand project
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Design and realization of security physical isolation system 被引量:5
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作者 陈幼平 尹勇 +1 位作者 李方敏 周祖德 《Journal of Southeast University(English Edition)》 EI CAS 2005年第1期11-15,共5页
A physical isolation system based on PCI (peripheral component interconnect),embedded with intelligence card technology, strong identity authentication technology and securityaudit, etc., is introduced. The system can... A physical isolation system based on PCI (peripheral component interconnect),embedded with intelligence card technology, strong identity authentication technology and securityaudit, etc., is introduced. The system can physically isolate the internaland external networks. Thehardware of the system, including PCI interface control circuits, network interface circuits andlogic control circuits, is designed to automatically adapt its operation speed and mode to thenetwork and securely isolate the internal and external networks; the software of the system,including the security strategy management module, the security audit module, the database recordexchanging module, the file exchanging module and the mail exchanging module, is designed toefficiently exchange and manage the data transference between the internal and external networks.Also the driver of the system is implemented with Windows driver development kits (DDK) based onNetwork Driver Interface Specification (NDIS). The prototype ofthe system developed has beenemployed in the Police Fire Protection Bureau of Hubei Province, which performs consistently andefficiently. The technological cruxes discussed have practical values for related subjects. 展开更多
关键词 physical isolation internal and external networks PCI (peripheral componentinterconnect) bus system management software DRIVER
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The Research of Affecting Factors of absorption capacity in ERP implementation
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作者 Min Li Li Yu 《International Journal of Technology Management》 2013年第11期38-41,共4页
a firm' s absorption capacity is a key factor to affect the knowledge transfer in ERP implementation, which influences the implementation of ERP By involving the subject - the ERP implementation of enterprise, ERP im... a firm' s absorption capacity is a key factor to affect the knowledge transfer in ERP implementation, which influences the implementation of ERP By involving the subject - the ERP implementation of enterprise, ERP implementation is mainly the knowledge absorption of enterprise from the implementation service provider. It analyzes the factors that influence the absorption capacity in the implementation of Deluding the characteristics of the internal and external and knowledge itself, which promote the successful implementation of ERP. 展开更多
关键词 ERP implementation absorption capacity internal network external network
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Implementing and evaluating an automatic centroid moment tensor procedure for the Indonesia region and surrounding areas
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作者 Madlazim Muhammad Nurul Fahmi +2 位作者 Dyah Permata Sari Ella Meilianda Sorja Koesuma 《Earth and Planetary Physics》 EI CAS CSCD 2024年第4期609-620,共12页
The purpose of this research was to suggest an applicable procedure for computing the centroid moment tensor(CMT)automatically and in real time from earthquakes that occur in Indonesia and the surrounding areas.Gisola... The purpose of this research was to suggest an applicable procedure for computing the centroid moment tensor(CMT)automatically and in real time from earthquakes that occur in Indonesia and the surrounding areas.Gisola software was used to estimate the CMT solution by selecting the velocity model that best suited the local and regional geological conditions in Indonesia and the surrounding areas.The data used in this study were earthquakes with magnitudes of 5.4 to 8.0.High-quality,real-time broadband seismographic data were provided by the International Federation of Digital Seismograph Networks Web Services(FDSNWS)and the European Integrated Data Archive(EIDA)Federation in Indonesia and the surrounding areas.Furthermore,the inversion process and filter adjustment were carried out on the seismographic data to obtain good CMT solutions.The CMT solutions from Gisola provided good-quality solutions,in which all earthquake data had A-level quality(high quality,with good variant reduction).The Gisola CMT solution was justified with the Global CMT(GCMT)solution by using the Kagan angle value,with an average of approximately 11.2°.This result suggested that the CMT solution generated from Gisola was trustworthy and reliable.The Gisola CMT solution was typically available within approximately 15 minutes after an earthquake occurred.Once it met the quality requirement,it was automatically published on the internet.The catalog of local and regional earthquake records obtained through this technology holds great promise for improving the current understanding of regional seismic activity and ongoing tectonic processes.The accurate and real-time CMT solution generated by implementing the Gisola algorithm consisted of moment tensors and moment magnitudes,which provided invaluable insights into earthquakes occurring in Indonesia and the surrounding areas. 展开更多
关键词 centroid moment tensor Gisola International Federation of Digital Seismograph networks Web Services(FDSNWS) real time Indonesia
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