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[期刊论文] 作者:Xumei Zhang Dan Bin,
来源:中国经济评论:英文版 年份:2003
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[期刊论文] 作者:Lihua Gu,Mingyu Zhang,
来源:中国经济评论:英文版 年份:2003
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[期刊论文] 作者:Hong Zhang,潘振华,
来源:中国生物工程杂志 年份:2003
Fas(CD95)是肿瘤坏死因子受体(TNFR)家族成员.在肝脏中,Fas激活的凋亡信号可能对调节肝细胞动态平衡起作用.但在很多炎症情况下,肝脏Fas的表达水平增高.在多种临床肝病发展过...
[期刊论文] 作者:Zhang Zhenke, Fang Daining,
来源:固体力学学报:英文版 年份:2003
Considering the influence of the domain switching near the tip of a crack and apply-ing the idea of multiscale singularity fields in piezoelectric fracture,we h...
[期刊论文] 作者:GAO Jin-Ming ZHANG Zeng-Qiang,
来源:有机化学 年份:2003
The ceramides, cleavage products of various sphingolipids, including gangliosides and cerebrosides, are in volved in various signal transduction pathways. Many...
Models of Spatial Structures of Regional Multi-element Geochemical Anomalies over Copper-Polymetalli
[期刊论文] 作者:SHI Changyi ZHANG Jinhua,
来源:地质学报:英文版 年份:2003
Regional stream sediment surveys at a 1:200,000 scale reveal positive and negative regional multi-element geochemical anomalies over medium to large copper-poly...
[期刊论文] 作者:ZHANG Ruiquan FENG Shaosong,
来源:声学技术 年份:2003
In order to develop the nonlinear echo image system to diagnose pathological changes in biological tissue , a simple physical model to analyse the character of...
[期刊论文] 作者:CaoYun ZhaoHongwei MaLei Zhang,
来源:近代物理研究所和兰州重离子加速器实验室年报:英文版 年份:2003
High quality ion beams are required by IMP cyclotron and atomic physics research, so it is important to research and measure beam emitt ance of ECR ion source....
[期刊论文] 作者:Lijuan WANG Chunli ZHANG,
来源:材料科学技术:英文版 年份:2003
In order to master mechanical property, surface quality and microstructure of constraint cooling (CC) coils undervarious water cooling parameters, more than 100...
[期刊论文] 作者:ZHANG Zhi-min, SHEN Yu-di,
来源:国际设备工程与管理:英文版 年份:2003
A Bayesian Network is a reasoning tool based on probability theory and has many advantages that other reasoning tools do not have. This paper discusses the basi...
[期刊论文] 作者:ZHANG,HANJie,WANGYan-mei,DONGC,
来源:高等学校化学研究:英文版 年份:2003
IntroductionChiral ferrocene and their derivatives have attracted much attention of some researchers working in the fields of asymmetric synthesis and nonlinear...
[期刊论文] 作者:FAN Xue-Sen ZHANG Xin-Ying,
来源:有机化学 年份:2003
Quinolines and their derivatives occur in numerous natural products. Many quinolines display interesting physi ological activities and have found attractive app...
Reduction of Aromatic Nitro Compounds under Solvent-free Condition Using Almnina-suppored Hydrazine/
[期刊论文] 作者:WANG Yu-Lu ZHANG Chang-Rui,
来源:有机化学 年份:2003
The application of microwave techniques for chemical synthesis has attracted considerable interest in recent years because of their enhanced selectivity, reduce...
[期刊论文] 作者:ZHANG Peng-Fei CHEN Zhen-Chu,
来源:有机化学 年份:2003
During the last few years alkenyl(phenyl)iodonium salts have risen from mere chemical curiosities to valuable synthetic intermediates. [1] Because of an excelle...
[期刊论文] 作者:ZHAO Yuan-Hong ZHANG Hong-Bin,
来源:有机化学 年份:2003
Esterification is an important reaction in organic synthesis. In the synthesis of gibberellin derivative, a new es terification reaction was found. Ent-16-oxo-2...
[期刊论文] 作者:ZHANG Yuan-Bin,REN Deng-Yi,,
来源:Journal of Iron and Steel Research(International) 年份:2003
The influence of rare earths (RE) on carbides in high carbon steel weld metal was studied by transmission electron microscope (TEM) and energy dispersive X-ray...
[期刊论文] 作者:Yan-Xia Zhang Yong-heng Zhao,
来源:中国天文和天体物理学报:英文版 年份:2003
The sizes of astronomical surveys in different wavebands are increas-ing rapidly. Therefore, automatic classification of objects is becoming ever moreimportant....
[期刊论文] 作者:JIANGWei,WEIGuo-Zhu,DUAn,ZHANG,
来源:理论物理通讯:英文版 年份:2003
The spin-1 Ising model with biaxiM crystal-field on the honeycomb lattice is investigated by using the effective-field theory with self-spin correlations and th...
[期刊论文] 作者:XinYiZHU WeiQian~ZHANG YuHuaZH,
来源:中国化学快报:英文版 年份:2003
A series of novel chiral tetrahedral heterometal clusters have firstly been separated oncellulose tris-(3,5-dimethylphenylcarbamate) stationary phase by high pe...
Introduction to Urban and Community Forestry in the United States of America: History, Accomplishmen
[期刊论文] 作者:Qi Yadong Zhang Zhiqiang,
来源:中国林学:英文版 年份:2003
The urban and community forestry movement in the United States has matured over the last 20 years from managing street trees, to understanding the benefits of t...
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