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期刊国内价值链的构建如何影响企业国际价值链拓展?——来自微观数据的经验实证被引量:5
《产业经济研究》2019年第1期27-36,126,共11页陈健 康曼琳 陈苔菁 
国家社会科学基金青年项目(16CJL026)
"逆全球化"趋势下,中国如何依托国内价值链的构建拓展国际价值链分工,是研究的主旨。通过合理界定企业层面价值链分工联系,特别是在考虑价值链拓展的空间异质性前提下进行定量考察,结果表明:企业价值链分工各环节生产联系的拓...显示全部
关键词:国内价值链 国际价值链 拓展 空间异质 微观企业 
期刊Distributional responses to climate change for alpine species of Cyananthus and Primula endemic to the Himalaya-Hengduan Mountains被引量:1
《植物多样性:英文版》2019年第1期26-32,共7页Xie He Kevin S. Burgess Lian-Ming Gao De-Zhu Li 
funded by the Strategic Priority Research Program of the Chinese Academy of Sciences (XDB31010000);the National Key Basic Research Program of China (2014CB954100);the Program of Science and Technology Talents Training of Yunnan Province (2017HA014)
Global warming increases the vulnerability of plants, especially alpine herbaceous species, to local extinction. In this study, we collected species distribution information from herbarium specimens for ten selected C...显示全部
关键词:Global warming MAXENT Range expansion ALPINE SPECIES Himalaya-Hengduan Mountains 
期刊expansion Reaction of μ-FcCCHCo_2(CO)_6 with Benzylideneacetonetricarbonyliron, and Molecular Structure of μ_3-FcCHCFeCo_2(CO)_9
《中国化学快报:英文版》1998年第6期595-597,共3页Shu Lin WU Er Run DING Jie ZHANG Zhuan Yun ZHAO Yuan Qi YINand Jie SUN(Lanzhou Institute of Chemical Physics, Chinese Academy of Sciences, Lanzhou 730000)(Shanghai Institute of Organic Chemistry, Chinese Academy of Sciences, Shanghai 200032) 
The vinylidene-bridged cluster μ3-FcCHCFeCo2(CO)9 2 was prepared by the expansionreaction of ferrocenyl-acetylene dicobalt complex μ-FcCCHCo2(CO)6 1. Benzylideneacetone-tricarbonyliron [(BDA)Fe(CO)3] was use...显示全部
关键词:Ferroenylactrylene COBALT CLUSTER Iron CLUSTER B enzylideneacetonetricarbonyliron expansion REACTION Molecular structure 
期刊Robust Voice Command Understanding and Error Tolerance Algorithm Based on Word Graph expansion被引量:1
《清华大学学报:自然科学版(英文版)》2003年第2期156-160,共5页陈俊燕 李涓子 王作英 
Supported by the National High-Technology Development Program of China(No.863-306-ZD03-02-01)
A novel word graph expansion algorithm for voice command understanding is presented as the basisof a more accurate and robust voice command system. Tests show that the algorithm has much betterperformance than the gen...显示全部
关键词:voice command N-best PATHS UNDERSTANDING word graph expansion (WGE) TOP-DOWN CHART PARSING error tolerance 
期刊A novel implementation algorithm of asymptotic homogenization for predicting the effective coefficient of thermal expansion of periodic composite materials
《力学学报:英文版》2017年第2期368-381,共14页Yongcun Zhang Shipeng Shang Shutian Liu 
supported by the National Natural Science Foundation of China (Grants 11332004, 11572071);the Program for Changjiang Scholars and Innovative Research Team in Dalian University of Technology (PCSIRT);111 Project (Grant B14013);the CATIC Industrial Production Projects (Grant CXY2013DLLG32);the Fundamental Research Funds for the Central Universities (Grant DUT15ZD101)
Asymptotic homogenization(AH) is a general method for predicting the effective coefficient of thermal expansion(CTE) of periodic composites. It has a rigorous mathematical foundation and can give an accurate solution ...显示全部
关键词:ASYMPTOTIC HOMOGENIZATION METHOD COEFFICIENT of thermal expansion PERIODIC composite material Finite element METHOD 
期刊超超临界机组锅炉用12Cr1MoV合金连接板处失效分析被引量:2
《中国特种设备安全》2019年第9期65-68,共4页武东森 杨喜山 武东杰 
针对某1000MW超超临界锅炉运行约36000h后,高温再热器再入口段管排与固定连接板处焊缝拉裂泄漏失效情况进行分析。利用SEM及金相检验观察分析了12Cr1MoV合金高温断口失效形式。分析结果表明:原始及长周期运行后微观组织均为F+P+B,组织...显示全部
关键词:超超临界机组 高温受热面 拘束应力 膨胀 断裂 
期刊Experiment Study on Self-stress of High-strength, Low-heat and Micro-expansion Concrete-filled Steel Tube
《武汉理工大学学报:材料科学英文版》2001年第2期83-86,共4页卢哲安 
The self-stress trial of the fifteen high-strength, low-heat and micro-expansion concrete-filled steel tube( CFST) is introduced, and the generating and distributing features of pre-stress and its relation to adding q...显示全部
关键词:HIGH-STRENGTH low-heat and MICRO-expansion CFST expansion agent SELF-STRESS 
期刊多功能油气井水泥膨胀材料的研究被引量:2
《天然气工业》1999年第3期54-58,共5页姚晓 唐明述 
LE膨胀材料系经过特殊物理化学手段改性的无机非金属物质,它可与水泥的水化产物反应,造成水泥石的体积膨胀。实验考察了LE膨胀材料对水泥浆工程性能和温度、压力及受限程度对水泥石膨胀率、抗压强度、胶结强度的影响。此外,还对...显示全部
关键词:油井水泥 水泥浆 固井 膨胀材料 性能 
期刊换热器管的爆炸胀接被引量:1
《化肥设计》1999年第4期46-48,4,共3页张义辉 
介绍用爆炸法胀接水冷器管子和管板的试验、制造和测试数据。
关键词:换热器 胀接 爆炸法 管束 管板 水冷器 化肥厂 
期刊Hematopoietic stem cells from peripheral blood the perspective of non-mobilized peripheral blood
《健康(英文)》2010年第6期519-527,共9页Vassilios Katsares Zissis Paparidis Eleni Nikolaidou Anastasia Petsa Iliana Karvounidou Karina-Alina Ardelean Nikolaos Peroulis Nikolaos Grigoriadis John Grigoriadis 
The peripheral blood is a major source of hematopoietic stem cells. Almost for two decades the peripheral blood has been mobilized, in order to enhance the CD34+ concentration. The isolated stem cells from the mobiliz...显示全部
关键词:Non-Mobilized PERIPHERAL Blood HEMATOPOIETIC Stem Cells Ex VIVO expansion 
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