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[期刊论文] 作者:Kwun-Lon Ting Yi Zhang, 来源:机械设计与研究 年份:2004
The motions of points, lines, and planes, embedded in a rigid body are expressed in a unified algebraic framework using a Clifford algebra. A Clifford algebra b...
[期刊论文] 作者:Jing Zhao,Yi Zhang, 来源:中国医学科学杂志(英文版) 年份:2004
Objective To evaluate the effect of intrathecal administration of glycine on the minimum alveolar concentration (MAC) of isoflurane in rats.Methods Intrathecal...
[期刊论文] 作者:ZENG Yi,ZHANG Zu-fan, 来源:中国邮电高校学报(英文版) 年份:2004
This study addresses the problem of jointly optimizing the transmit beamformers and power control in multi-user multiple-input multiple-output (MIMO) downlink....
[期刊论文] 作者:Zhang Yi,Zhang Zhongzhao, 来源:高技术通讯(英文版) 年份:2004
In a direct spectrum (DS) system, the PN code can be estimated by analyzing the singular vectors of the received data matrix in order to blind despread in a non...
[期刊论文] 作者:ZHENG YI,ZHANG FUSUO, 来源:土壤圈 年份:2004
A three-compartments rhizobox was designed and used to study the low-molecular-weight organic acids in root exudates and the root apoplastic iron of "lime-induc...
[期刊论文] 作者:Heng Yi ZHANG,Yu LIU, 来源:中国化学快报(英文版) 年份:2004
Two novel heteroatom-bridged bis (benzo-12-crown-4 ether)s, i.e. bis [2-nitro-4,5-(1,4,7,10-tetraoxadecamethylene)phenyl] disulfide 1 and diselenide 2, have bee...
[期刊论文] 作者:HUANG Yi,ZHANG Tai-ming,LIANG, 来源:中南工业大学学报(英文版) 年份:2004
Aimed at the problem of classification of non-hydrocarbons of crude oil, the theoretical standpoint that the polarity of a compound depends on the whole structu...
[期刊论文] 作者:ZHANG Yi,ZHANG Ji Guo, 来源:读与写 年份:2004
With the development of the economy, our living standard is much more than the past, however, there are also more and more serious social crisis which we have t...
[期刊论文] 作者:Gang Chang,Yi Zhang,Danya Yao, 来源:清华大学学报(英文版) 年份:2004
[期刊论文] 作者:Sun Linzhi,Luo Yi,Zhang Yanan,, 来源:机械工程学报 年份:2004
An experimental bimorph piezoelectric element (PZT) actuator for small pipe robot is developed. The robotcan move in φ 20 mm pipe, and can carry a CCD camera f...
[期刊论文] 作者:Yi Zhang,Huilin Ou,Tiepei Zhu, 来源:眼科学报(英文版) 年份:2004
[期刊论文] 作者:Yi Zhang,Yunfeng Li,Jian Zhang, 来源:遗传学报 年份:2004
Anther dehiscence is very important for pollen maturation and release.The mutants of anther dehiscence in rice (Oryza sativa L.) arefew,and related research rem...
[期刊论文] 作者:LIU Yi,ZHANG Shao-kun,WU Hong,, 来源:中华创伤杂志英文版 年份:2004
Objective: To label human insulin-like growth factor-I (hIGF-I) eukaryotic expression vector with green fluorescent protein (GFP) for the repair of articular ca...
[期刊论文] 作者:YANG Shilun,Meng Yi,ZHANG Jing, 来源:黑龙江科技学院学报 年份:2004
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7...
[期刊论文] 作者:XU Xiao-yong,SHI Yi,ZHANG Peng, 来源:中华医学杂志(英文版) 年份:2004
Background Aspergillus fumigatus (A.fumigatus) is a ubiquitous saprophytic fungus responsible for the majority of invasive mold infections in patients undergoi...
[期刊论文] 作者:Jiaojiao Wang,Yi Zhang,Jing Wu, 来源:植物学报(英文版) 年份:2004
Formins are well-known regulators that participate in the organization of the actin cytoskeleton in organisms. The Arabidopsis thaliana L. genome encodes 21 for...
[期刊论文] 作者:HUANG Yi,ZHANG Tai-ming,GAO Ju, 来源:中南工业大学学报(英文版) 年份:2004
The sensitive second derivative waves of Cu(Ⅱ), Pb( Ⅱ ), Cd( Ⅱ ), Ni( Ⅱ ), Zn( Ⅱ ), Fe( Ⅱ ) and Mn( Ⅱ ), forming in the substrate solution (pH=9.26) cons...
[期刊论文] 作者:CHU Ya-qing,TONG Yi,ZHANG Tong, 来源:北京理工大学学报(英文版) 年份:2004
In order to investigate the effect of nanodiamond (ND) on the mechanical properties of dental composite resins,bisphenol-A-glycidyl dimethacrylate ( Bis-GMA ),t...
[期刊论文] 作者:KUANG Cui-ping,PAN Yi,ZHANG Yu, 来源:中国海洋工程(英文版) 年份:2004
By use of a shoreline-change numerical model (GENESIS) based on one-line theory, a preliminary modeling study on shoreline changes caused by a beach nourishment...
[期刊论文] 作者:QIN Yi,ZHANG Xiaofang,WANG Fen, 来源:地理学报(英文版) 年份:2004
Rivers with fluvial equilibrium are characterized by bed deformation adjustment.The erosion-deposition area in cross-section reflects this characteristic,which...
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