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期刊THE INFLUENCE OF THE 3d ORBITS OF SULFUR ATOMS ON THE ELECTRONIC PROPERTIES OF POLYACETYLENE SULFIDE
《科学通报:英文版》1992年第12期1002-1006,共5页苏忠民 傅玉洁 王荣顺 
Project supported by the National Natural Science Foundation of China
Ⅰ. INTRODUCTIONA problem needing urgent resolution in the world at present is the study of the polyacetylene (PA) conductive material which is stable in the air. We produce the polyacetylene-like sulfide (SLPA) which...显示全部
关键词:POLYACETYLENE SULFIDE 3d ORBIT electric CHARGE transfer complex 
期刊世博园白莲泾河道综合调水决策系统的设计与应用
《水电能源科学》2010年第9期131-133,共3页戚晓明 汪迎春 杜培军 
国家自然科学基金资助项目(40871195,41001292);安徽省教育厅自然科学基金资助项目(KJ2009B131)
以.NET为软件开发平台,采用Google Earth GE API和MapX 5.0控件,结合世博园白莲泾河道综合调水需求,在分析调水系统的设计目标、框架及主要功能的基础上,开发实现了调水解决方案管理、数据库管理、GE环境、GIS环境下水质与水位动态演示...显示全部
关键词:世博园 白莲 河道水质 综合调水 决策系统 设计与应用 Application System Design Decision Making Integrated transfer 软件开发平台 数据库管理 可视化效果 主要功能 预定目标 试验结果 设计目标 模拟精度 环境 
期刊THE ASYMPTOTIC PRESERVING UNIFIED GAS KINETIC SCHEME FOR GRAY RADIATIVE transfer EQUATIONS ON DISTORTED QUADRILATERAL MESHES
《应用数学年刊:英文版》2016年第2期141-165,共25页Wenjun Sun Qinghong Zeng Shanggui Li 
supported by the Science and Technology Development foundation of China Academy of Engineering Physics(Grant Nos.2015B0202041,2015B0202040);the Science and Technology Development foundation of China Academy of Engineering Physics(Grant 2015B0202040);the Science and Technology Development foundation of China Academy of Engineering Physics(Grant No.2015B0202033)for Li;NSFC(Grant No.11371068)for Sun;NSFC(Grant No.11371068)for Zeng
In this paper,we consider the multi-dimensional asymptotic preserving unified gas kinetic scheme for gray radiative transfer equations on distorted quadrilateral meshes.Different from the former scheme [J.Comput.Phys....显示全部
关键词:gray radiative transfer equations distorted quadrilateral meshes asymptotic preserving unified gas kinetic scheme nine-point diffusion scheme 
期刊Stereoblock Polypropylenes Prepared by Efficient Chain Shuttling Polymerization of Propylene with Binary Zirconium Catalysts and iBu3Al
《高分子科学:英文版》2020年第11期1192-1201,I0006,共11页Xiao Yin Huan Gao Fei Yang Li Pan Bin Wang Zhe Ma Yue-Sheng Li 
the National Natural Science Foundation of China(No.21574097).
Stereoblock polypropyienes bearing isotactic,atactic,and syndictactic polypropylene segments were successfully prepared by dry methylaluminoxane activated binary catalysts system,Ph2CFluCpZrCl2 and {Me2Si(2,5-Me2-3-(2...显示全部
关键词:Stereoblock polypropylenes Chain shuttling polymerization Zirconium catalyst Chain transfer reaction 
期刊Effects of viscous dissipation and Joule heating on the Couette and Poiseuille flows of a Jeffrey fluid with slip boundary conditions
《推进与动力(英文)》2018年第4期329-341,共13页K.Ramesh 
In this article,we have presented the exact solutions of the Couette,Poiseuille and generalized Couette flows of an incompressible magnetohydrodynamic Jeffrey fluid between parallel plates through homogeneous porous m...显示全部
关键词:Jeffrey fluid Heat transfer Joule heating RADIATION Viscous dissipation Slip boundary conditions 
期刊我国经济重心从北方向南方转移浅析
《黄河文明与可持续发展》2012年第1期54-63,共10页林观海 
我国经济重心从北方转向南方经历了三个阶段:一是从远古到西晋,北方经济发展远胜于南方,政治、经济重心都在北方。二是从西晋末年至隋唐五代,南北经济发展趋于平衡,南方经济渐超过北方,重心开始南移。三是从北宋到鸦片战争,经济重心已...显示全部
关键词:经济重心 转移 
期刊The heat transfer optimization of conical fin by shape modification被引量:1
《中国化学工程学报:英文版》2016年第8期972-978,共7页Jiansheng Wang Xiao Wang 
In present work, a stepping optimization algorithm is proposed for the geometric optimization of conical fin, and the heat transfer rate of the fin is treated as the objective function in the optimization algorithm. T...显示全部
关键词:FIN OPTIMIZATION HEAT transfer STEPPING OPTIMIZATION ALGORITHM 
期刊Experimental Investigation on Convective Heat transfer Characteristics in Ribbed Channel被引量:1
《南京航空航天大学学报:英文版》2018年第6期962-972,共11页Xie Changtan Xue Shulin Yang Weihua 
supported by the National Natural Science Foundation of China(No.51276088)
The heat transfer and pressure loss characteristics on a square channel with two opposite surfaces roughened by high blockage ratio ribs are measured by systematic experiments.Reynolds numbers studied in the channel r...显示全部
关键词:CONVECTIVE heat transfer RIB CHANNEL experimental investigation AEROENGINE 
期刊我国急危重症患者转运的文献计量学分析
《现代临床护理》2021年第7期22-27,共6页余燕飞 郭娜菲 侯钦丽 王清 
目的对我国急危重症患者转运相关文献进行文献计量学分析,为开展相关研究以及制订政策提供参考依据。方法检索我国中文期刊数据库(SinoMed、CNKI和万方数据)收录的自2009年至今已发表的文献,应用文献计量学方法进行统计分析。结果共纳入...显示全部
关键词:急危重症 转运 文献计量学 
期刊Magnetohydrodynamic(MHD)boundary layer stagnation point flow and heat transfer of a nanofluid past a stretching sheet with melting
《推进与动力(英文)》2017年第3期214-222,共9页Wubshet Ibrahim 
The paper examines the melting heat transfer in magnetohydrodynamic(MHD)stagnation point flow of a nanofluid past a stretching sheet.Boundary layer theory is employed to simplify the system of partial differential equ...显示全部
关键词:NANOFLUID Magnetohydrodynamic(MHD) Stagnation point flow Melting heat transfer 
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