搜索筛选:
搜索耗时1.3422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:Zhou Zehua,ZENG Honggang, 来源:自然科学进展 年份:2004
Let Bn be the unit ball of C n and φ = ( φ1, …, φn) a holomorphic self-map of Bn. The main purpose of this paper is to discuss the boundedness and compactne...
[期刊论文] 作者:Wang Honggang,Wu Fengliang, 来源:矿业科学技术(英文版) 年份:2004
The control equations of gas concentration field in gob areas with a known velocity field are partial differential equations with variable coefficients, whose t...
[期刊论文] 作者:ZHANG Li,ZENG Honggang, 来源:天津大学学报(英文版) 年份:2004
In order to investigate the boundedness or compactness of composition operator from the logarithmic Bloch-type space to the Bergman space on the unit polydisc,t...
[期刊论文] 作者:Ren Yongchuan,Li Honggang, 来源:电视技术 年份:2004
对4个运动图像专家组(MPEG)标准进行了简要说明,包括它们功能和用途的总结,阐述MPEG-1和MPEG-2如何把模拟的应用方式转变为数字方式,以及如何创造新的应用领域,回顾MPEG-4的...
[会议论文] 作者:Honggang Hu,Dengguo Feng, 来源:第八届中国密码学学术会议 年份:2004
本文详细分析了FCSR序列的统计性质,结果表明FCSR序列具有良好的统计性质,比如符号数、块数、游程特性、相关特性等。同时,证明了FCSR序列在1或者2个符号替换下具有大的线性复杂度。这些结果表明,我们可以设计具有良好密码学性质的基于FCSR的流密码系统。......
[期刊论文] 作者:Xie Chuanli,Ma Haofan,Liang Honggang,Li Dongmei,Qi Xiuli,Xian Benzhong, 来源:石油科学(英文版) 年份:2004
This paper studies the alluvial fan facies characteristics and distribution in the Lower Talang Acar Formation in the Northeast Betara Oilfield.The conglomerate...
[期刊论文] 作者:Dong Honggang,Yang Zhonglin,Li, 来源:中国焊接 年份:2004
Vacuum brazing of TiAl alloy to 40Cr steel was carried out in a vacuum furnace using Ti40Zr10Cu34.95Ni11.2Sn3.85,Ti51Zr8.7Cu24.5Ni11.8Sn4 and pure copper foils,...
[期刊论文] 作者:Honggang Zhang,Baoshan Cui,Kej, 来源:环境科学学报(英文版) 年份:2004
We evaluated the distribution and accumulation ofCd,Cr,Cu,Ni,Pb and Zn in two plant species (Scirpus tripueter Linn.and Cyperus malaccensis Lam.),in water and s...
[期刊论文] 作者:MA YUN-YUN,MA FU-MING,MA YUN-Y, 来源:数学研究通讯 年份:2004
In this paper,we consider the reconstruction of the wave field in a bounded domain.By choosing a special family of functions,the Cauchy problem can be transform...
[期刊论文] 作者:Honggang REN,Tao GUO,Huafang W, 来源:华中科技大学学报(医学)(英德文版) 年份:2004
This study examined the association of a common polymorphic allele (25G) of the low-density lipoprotein receptor-related proteinl (LRP1) gene with myocardial in...
[期刊论文] 作者:LIANG Hao,YUAN Honggang,WEI Fe, 来源:稀土学报(英文版) 年份:2004
Monolithic macroporous Pt/CeO2/Al2O3 and zirconia modified Pt/f eO2/Al2O3 catalysts Were prepared by using concentrated emulsions synthesis route.The catalytic...
[期刊论文] 作者:Hongming GAO,Lin WU,Honggang D, 来源:材料科学技术学报 年份:2004
Up till now, most of the researchers believe that there are four kinds of forces in the weld pool convection, they aresurface tension, electromagnetic force, bu...
[期刊论文] 作者:Honggang Guo,Shifan Wang,Feng Ge,, 来源:Science China(Life Sciences) 年份:2004
Climatic variations are becoming important limiting factors for agriculture productivity,as they not only directly affect the plant net primary productivity but...
[期刊论文] 作者:MA Hui-li,MA Ru-yun, 来源:工程数学学报 年份:2004
This paper discusses a class of nonlinear second order discrete boundary value problems with parameter. We obtain the multiplicity result of symmetric solution...
[期刊论文] 作者:MA Xue-ying,MA Xue-ying, 来源:科技视界 年份:2004
[期刊论文] 作者:MA Yu-xiang,MA Xiao-zhou,DONG, 来源:中国海洋工程(英文版) 年份:2004
In this paper, a numerical model for nonlinear wave propagation in currents is formulated by a set of enhanced fully nonlinear Boussinesq equations with ambient...
[期刊论文] 作者:Ling Ma, 来源:中美英语教学 年份:2004
[期刊论文] 作者:Ma Miao, 来源:美中外语 年份:2004
[期刊论文] 作者:Shuzhong Ma, 来源:中国经济评论:英文版 年份:2004
[期刊论文] 作者:MA Li-xiu, 来源:微计算机信息 年份:2004
本文从浮力定义入手,分析了浮力与球磨泥浆浓度变化之间的关系.采用先敏电阻检测元件,依据球磨泥浆颗粒的沉降特点及透光性特点,在此基础上,设计了一种以浮筒为栽体的新型传...
相关搜索: