搜索筛选:
搜索耗时1.5170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:YU Xiao-li, 来源:中华女子学院山东分院学报 年份:2004
亲子依恋一直是研究儿童人格与社会化的重要课题.亲子依恋有三种类型:安全型、反抗型、回避型.亲子依恋产生的影响因素包括:母爱剥夺、养育质量、耍儿的个体特征、家庭与社会...
[期刊论文] 作者:Yu Hang, 来源:科技信息 年份:2004
The communicative approach as a relatively new one has not been widely accepted and used in some Chinese schools. Based on the advantages and disadvantages of t...
[期刊论文] 作者:Li YU, 来源:中国科学A辑(英文版) 年份:2004
We compute all the homotopy groups of the compactly supported contactomorphism group of a contact structure on R3 which is overtwisted at infinity....
[期刊论文] 作者:YU Xin, 来源:浙江大学学报A(英文版) 年份:2004
Many papers on a wide range of control problems for Pritchard-Salamon systems have appeared and many of its important mathematical and system theoretical proper...
[期刊论文] 作者:YU Kai-an, 来源:中国海洋工程(英文版) 年份:2004
The underwater tapping machine is composed of a center bit,a tapping cutter,a sesl box,a main drive box,aboring bar assembly,a envelop,a gear case,a counter and...
[期刊论文] 作者:Yu Xianzhong, 来源:中国人口·资源与环境 年份:2004
Regular and extensive social population mobility in natural economy is neither necessary nor possible while in a planned economic system, social population dist...
[期刊论文] 作者:YU Bei-bei, 来源:海外英语(上) 年份:2004
As an Chinese saying goes that“Nothing can be accomplished without norms or standards”. Thus People always fol?low Cooperative Principle to produce successful...
[期刊论文] 作者:YU Peng-tao, 来源:海外英语(上) 年份:2004
Recast is the most frequently used error correction technique adopted by teachers in the communicative oriented class-rooms. This article illustrates the reason...
[期刊论文] 作者:ZHOU Yu, 来源:海外英语 年份:2004
Based on semantic theories this paper discusses and explains the different meanings of the Chinese character “shang”(上) in five Chinese phrases-“shang ji”...
[期刊论文] 作者:Jin Yu, 来源:中国物理B(英文版) 年份:2004
[期刊论文] 作者:De-hao Yu, 来源:计算数学(英文版) 年份:2004
In this paper, the natural boundary integral method, and some related methods, including coupling method of the natural boundary elements and finite elements, w...
[期刊论文] 作者:Yu Hongjun, 来源:偏微分方程(英文版) 年份:2004
Global-in-time classical solutions near Maxwellians with small ampli-tude are constructed for the Vlasov-Poisson system with certain generalized Landaucollision...
[会议论文] 作者:Jin Yu, 来源:第17届全国凝聚态理论和统计物理会议 年份:2004
[期刊论文] 作者:ZHANG Yu,, 来源:海外英语 年份:2004
Literary translation is not merely the transformation of words,but it is a cross-cultural activity from cultural perspective.The paper mainly explores the conce...
[期刊论文] 作者:Yoshi-haru Yu,, 来源:电力电子 年份:2004
Around twenty years have elapsed since the first IGBT concept has been introduced in the paper.During this time IGBT chip technology has evolved through each se...
[学位论文] 作者:Chen Yu,, 来源:华南农业大学 年份:2004
油茶(CAMELLIA OLEIFERA ABEL)是我国特有的木本食用油料树种,有2000多年的栽培和利用历史,与油橄榄、油棕、椰子并称为世界四大木本油料植物。近年来,随着我国食用油市场供...
[学位论文] 作者:Yu Xiao,, 来源:上海交通大学 年份:2004
本文从商品期货在大类资产配置中的角色出发,发现了商品指数在过去十五年间对资产组合的影响偏负面的趋势,以及商品指数收益率、对冲属性的减弱。为了应对这一问题,本文使用...
[期刊论文] 作者:YU Guo-hua, 来源:浙江水利科技 年份:2004
随着经济社会的发展,河道生态问题倍受关注.通过对目前山区性河道整治建设中存在的问题及河道整治原有规划设计方案对河道环境及生态系统影响的分析,对山区性河道生态修复的...
[期刊论文] 作者:Zhang Yu, 来源:东南大学学报 年份:2004
基于航空涡轮发动机和工业透平机中的转子叶轮-定子间触碰故障背景,以力学建模为指导搭建了两类简支型的转子-定子触碰故障实验台架,考察了转子-定子间正常无触碰、早期尖锐型......
[期刊论文] 作者:yu chen, 来源:电脑知识与技术 年份:2004
大学几年,见过的大牛小牛没有一火车也有一大卡,到头来最佩服还是宿舍里几位姐妹,真的不是一般的强:)牛人嘛,也就少不了各种各的糗事,是偶们茶余饭后最好的八卦内容。无论是...
相关搜索: