搜索筛选:
搜索耗时1.6872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
发布年度:
[期刊论文] 作者：FANG Jin-bo,
来源：中国中药杂志 年份：2004
目的:分离空心莲子草Alternanthera philoxeroides的化学成分.方法:以硅胶柱、凝胶柱色谱分离,制备HPLC纯化,采用MS,NMR等波谱方法进行结构鉴定.结果:从石油醚及醋酸乙酯部位...
[期刊论文] 作者：HE Fang,
来源：南水北调与水利科技 年份：2004
根据南水北调中线一期工程总干渠带状占地特性,通过工程用地环境容量、生产安置人口去向标准等分析,对农村生产安置可采取出村调整土地的方式,也可采取在本村调整土地,但对于...
[期刊论文] 作者：Fang Gensun,
来源：中国科学A辑 年份：2004
The main result of this paper asserts that if a function f is in the class Bπ,p, 1＜p＜∞; that is, those p-integrable functions whose Fourier transforms are suppo...
[期刊论文] 作者：Liu Fang,
来源：读与写（教育教学刊） 年份：2004
D.H.Lawrence is one of the most important (as well as controversial)writers in the history of English literature in the 20th century,His works are received with...
[期刊论文] 作者：ZHOU Fang,
来源：科技致富向导 年份：2004
This paper focus on such type of words, explore their different cultural contents. This paper talks about the significance of religious culture and belief in fo...
[期刊论文] 作者：LIU Fang,
来源：塑料工业 年份：2004
采用原位反应增容法制备了膨胀型非卤阻燃PP,着重探讨了该材料在(70±2)℃水中的浸泡时间对其防吸潮性能、阻燃性能和微观结构的影响.结果表明:在(70±2)℃水中浸泡168 h后,...
[期刊论文] 作者：FANG Biqi,
来源：中国科学A辑（英文版） 年份：2004
In this paper, the asymptotic properties of the quadratic forms and the T statistic of the skew elliptical variables are studied. Consistent estimators of some...
[期刊论文] 作者：FANG FUQUAN,
来源：数学年刊B辑 年份：2004
This note investigates the multiplicity problem of principal curvatures of equifocal hyper surfaces in simply connected rank 1 symmetric spaces. Using Clifford...
[期刊论文] 作者：FANG XIAOCHUN,
来源：数学年刊B辑（英文版） 年份：2004
The multiplier bimodule of Hilbert bimodule is introduced in a way similar to [1],and its realization on a quotient of bidual space and Tietze extension theorem...
Organochlorines in sediments and mussels collected from coastal sites along the Pearl River Delta,So
[期刊论文] 作者：FANG Zhan-qiang,
来源：环境科学学报 年份：2004
The level and pattern of residues of organochlorine pesticide and polychlorinated biphenyls (PCBs) wereanalyzed in sediment and mussel( Perna viridis) samples f...
[期刊论文] 作者：FANG Gui-ming,
来源：铁道机车车辆 年份：2004
介绍了供苏丹铁路的SDD1B型窄轨电传动内燃机车的设计特点、总体布置、性能参数及技术改进情况....
[期刊论文] 作者：FANG Cheng,
来源：中国科学院院刊：英文版 年份：2004
In the ancient history, Chinese astronomers had made tremendous achievements. They maintained the longest continuous records of all kinds of astronomical phenom...
[期刊论文] 作者：Fang Jinqing,
来源：自然科学进展（英文版） 年份：2004
This article reviews the main progress in dynamical complexity of theoretical models for nonlinear complex networks proposed by our Joint Complex Network Resear...
[期刊论文] 作者：FANG Shuang-Shi,
来源：中国物理C（英文版） 年份：2004
Based on the data collected with the H1 and ZEUS detectors at HERA,recent results on strangeness,charm and beauty production in ep collision are presented....
[期刊论文] 作者：FANG Ya-li,
来源：海外英语 年份：2004
Both English and Chinese are rich in "dog" cultures.In order to learn English well and communicate successfully with foreigners in cross-cultural communication,...
[期刊论文] 作者：Fang LI,
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：FANG Su,
来源：实用医技杂志 年份：2004
目的:把握医学整体观,促进护理管理.方法:采用问卷调查法对120名护理管理人员就"医学整体观认知情况"、"护理管理理论认知情况"、"医学整体观与护理管理的关系"三方面进行调...
[期刊论文] 作者：GUO Jin-song,QIN Yu,FANG Fang,,
来源：重庆大学学报（英文版） 年份：2004
The characteristics of the start-up period of single-step autotrophic nitrogen removal process were investigated. The autotrophic nitrogen removal process used...
[期刊论文] 作者：Chen Boshui,Lou Fang,Fang Jian,
来源：中国炼油与石油化工（英文版） 年份：2004
Nano-metric magnesium silicate and zinc silicate with particle size of about 50--70nm were prepared in water by the method of chemical deposition. The antiwear...
[期刊论文] 作者：Fang Fang,Xuesong Li,Ximing Ch,
来源： 年份：2004
This paper focuses on the willingness to pay for green housing in China.First,we introduce green building related labels in China and briefly discuss the consum...
相关搜索：
