搜索筛选:
搜索耗时1.5742秒,为你在为你在102,285,761篇论文里面共找到 1,000 篇相符的论文内容
类      型:
[期刊论文] 作者:Da-Hai Yang,lan T.Baldwin,Jian, 来源:植物学报(英文版) 年份:2004
[期刊论文] 作者:ZHAO Da-hai,ZHANG Zhi-ruo,RAO, 来源:中华医学杂志(英文版) 年份:2004
Background National Breast and Cervical Cancer Early Detection Program (NBCCEDP) has provided free or low-costmammograms to low-income or no health insurance wo...
[期刊论文] 作者:ZHAO Da-hai,RAO Ke-qin,ZHANG Z, 来源:中华医学杂志(英文版) 年份:2004
Background According to the regulations of the Chinese and Shanghai governments, migrant workers employed in Shanghai should all be entitled to Shanghai Migrant...
[期刊论文] 作者:XU Da-Hai,CHENG Qing-Hua,CAO L, 来源:理论物理通讯(英文版) 年份:2004
On the basis of calculating the steady-state mean normalized intensity fluctuation of a signal-mode laser system driven by both colored pump noise with signal m...
[期刊论文] 作者:ZHANG Bo,LU Da-Hai,DENG Wei-Zh, 来源:理论物理通讯(英文版) 年份:2004
The explicit expression of the seniority particle operator and its properties in the quasi-spin theory of nuclear physics is presented in this paper. The senior...
[期刊论文] 作者:ZHANG Da-hai,杨坤德,MA Yuan-liang, 来源:系统仿真学报 年份:2004
针对目前二阶统计量加权波束形成存在的能量波束输出有负值和高旁瓣问题,提出了基于协方差矩阵加权的,适用于任意阵结构和阵元指向性传感器阵列的三种优化波束形成方法.一种...
[期刊论文] 作者:LIU Da-hai,LI Chun-feng,YU Hai, 来源:中国有色金属学报(英文版) 年份:2004
Electromagnetic forming(EMF) is a high-velocity manufacturing technique which uses electromagnetic (Lorentz) body forces to shape sheet metal parts. One of the...
[期刊论文] 作者:LIU Da-hai,YU Hai-ping,LI Chun, 来源:中国有色金属学报 年份:2004
An experimental study on the quasi-static-dynamic formability specified in electromagnetically assisted sheet metal stamping (EMAS) was presented. A series of u...
[期刊论文] 作者:Hu, 来源:交通世界 年份:2004
[期刊论文] 作者:Hu, 来源:交通世界 年份:2004
[期刊论文] 作者:LU Da-Hai,ZHANG Bo,PI Shi,DENG, 来源:理论物理通讯(英文版) 年份:2004
As a successive work a modified D pair independent of the S pair treated in our previous papers is introduced to avoid the seniority mixing problem. The structu...
[期刊论文] 作者:HU Xin-ming,HU Shi-geng, 来源:西南交通大学学报(英文版) 年份:2004
A continuous-time stochastic model is constructed to analyze how to control rent seeking behaviors. Using the stochastic optimization methods based on the moder...
[期刊论文] 作者:Jianming Hu,Jianming Hu, 来源:微生物与感染 年份:2004
乙型肝炎病毒(HBV)是一种类反转录(retroid)病毒,其DNA基因组短小,编码能力有限;但HBV却能成功地在不同宿主个体中繁殖,并在人群中广泛传播.本文着重对HBV与宿主细胞关系的研...
[期刊论文] 作者:Hu Dihe,Hu Xiaoyu, 来源:数学物理学报(英文版) 年份:2004
The concepts of Markov process in random environment, q-matrix in random environment, and q-process in random environment are introduced. The minimal q-process...
[期刊论文] 作者:Hu Dihe,Hu Xiaoyu, 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:HU Xiao-yun,HU Chun-hong,FANG, 来源:中华医学杂志(英文版) 年份:2004
Background Intravenous urography (IVU) combined with add-on CT (IVU-CT) can help to provide more diagnostic information for determining the localization and na...
[期刊论文] 作者:HU Xiao-yun,HU Chun-hong,FANG, 来源:中华医学杂志(英文版) 年份:2004
Glomus tumors, also known as glomangiomas, are rare and originate in the neuromyoarterial glomus, a normal arteriovenous shunt which is abundantly supplied with...
[期刊论文] 作者:Hong-guang CUI,Rong-rong HU,Hu, 来源:浙大学报(B辑:生物医学和生物技术) 年份:2004
Objective: To investigate the effects and complications of primary and secondary placements of motility coupling post (MCP) in the unwrapped porous polyethylene...
[期刊论文] 作者:胡松虎,Hu Sonɡhu, 来源:港口装卸 年份:2004
针对某型集装箱吊具导板机构故障频发、使用寿命短和维修成本高的弊端,在充分吸收其他吊具导板机构优点的基础上,对其进行了设计改造.使用表明,改造后降低了维修成本,提高了...
[期刊论文] 作者:Hu Xinhua,, 来源:学术界 年份:2004
The Taoist ideas that "Tao models itself after nature" and "Tao begets nature" show the yearning for an ecological society in ancient China.The idea that "Tao m...
相关搜索: