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[期刊论文] 作者:CAI Shuang-lian,LIU Shuang,LIU, 来源:高等学校化学研究(英文版) 年份:2004
Bioactive natural polymethoxyflavones 1-6 and their vinyl ether derivatives 7-15 were synthesized by bromination,aromatic nucleophilic substitution,methylation,...
[期刊论文] 作者:Chun-qing Liu,Yang Liu,Zhong-r, 来源:高分子科学 年份:2004
A novel alcohol-soluble polyorganosiloxane containing amino side groups, poly[3-(4-aminophenoxy)propylmethylsiloxane] (2), was first prepared by the reduction o...
[期刊论文] 作者:LIU Jian-Jun,LIU Xiao-Jing,SHE, 来源:理论物理通讯 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:LIU ShengYi,LIU RenHu,Akinwunm, 来源:科学通报(英文版) 年份:2004
Brassica napus (cv. Madrigal) seedlings pre-treated with ascospores of Leptosphaeria biglobosa or foliar sprays of either acibenzolar-S-methyl (ASM) or menadion...
[期刊论文] 作者:LIU ZhengXue,WANG ZhanHui,LIU, 来源:科学通报(英文版) 年份:2004
Analysis of proteins that interact with N protein of SARS-CoV using 15-mer phage-displayed library will help to explore the virus pathogenesis and to develop ne...
[期刊论文] 作者:LIU Rangsu,LIU Fengxiang,DONG, 来源:中国科学E辑(英文版) 年份:2004
A molecular dynamics simulation study has been performed for a large system consisting of 100000 liquid metal Al atoms to investigate the formation and magic nu...
[期刊论文] 作者:ZHANG Huaiqiang,LIU Yuqing,LIU, 来源:中国科学C辑(英文版) 年份:2004
Using mathematical analysis, a new method has been developed for studying the growth kinetics of bacterial populations in batch culture. First, sampling data we...
[期刊论文] 作者:Li-hua Liu,Chun-juan Liu,Shi-y, 来源:高分子科学(英文版) 年份:2004
A new kind of organometallic precursor for Si/Zr/C/N-based ceramics was synthesized from the amine exchange reaction of hexamethylcyclotrisilazane (D3N) and tet...
[期刊论文] 作者:Xianqiao Liu,Huizhou Liu,Jianm, 来源:中国颗粒学报(英文版) 年份:2004
Superparamagnetic poly(styrene-divinylbenzene-glycidyl methacrylate) (Pst-DVB-GMA) microparticles were prepared via a modified suspension polymerization process...
[期刊论文] 作者:WANG Nai-peng,LIU Qiu-yun,LIU, 来源:中国航空学报(英文版) 年份:2004
Based on the study of strain distribution in short-fiber/whisker reinforced metal matrix composites, a deformation characteristic parameter λ is defined as the...
[期刊论文] 作者:LIU Chang-he,LIU Hong-wei,ZHU, 来源:工程数学学报 年份:2004
Absolute value equation (AVE):Ax?|x|=b, where A is an n×n real matrix, arising in solving systems of interval linear equations. Linear complementarity problem,...
[期刊论文] 作者:Liu Song,Zhong Shuangying,Liu, 来源:等离子体科学和技术(英文版) 年份:2004
The piecewise linear recursive convolution (PLRC) finite-different time-domain (FDTD) method improves accuracy over the original recursive convolution (RC) FDTD...
[期刊论文] 作者:LIU Ying-xiang,LIU Jun-kao,CHE, 来源:哈尔滨工业大学学报(英文版) 年份:2004
To take advantage of merits of higher output-power and efficiency of bolt-clamped transducer, a T-type linear ultrasonic motor was proposed in this paper. The p...
[期刊论文] 作者:YANG Wei-chun,LIU Wei-ping,LIU, 来源:环境科学学报 年份:2004
Adsorption of atrazine, prometryne and prometon was determined on six soils with different physical and chemical properties. Theadsorption isotherms of three he...
[期刊论文] 作者:Liu Deyong,石柱,Liu Guoming, 来源:航天控制 年份:2004
为有效地将面向对象方法及相应建模技术在航天软件应用中工程化,本文通过航天测试数据库开发实例,阐述了运用UML对面向对象软件进行需求定义和需求分析的过程.以该需求展开的...
[期刊论文] 作者:Bing Liu,Wan-Shun Liu,Bao-Qin, 来源:世界胃肠病学杂志(英文版) 年份:2004
AIM: To investigate the effect of chitooligosaccharides on proliferation of pancreatic islet cells, release of insulin and 2 h plasma glucose in streptozotocin-...
[期刊论文] 作者:LIU Man-ping,Hans J.ROVEN,LIU, 来源:中国有色金属学报(英文版) 年份:2004
Deformation twins and stacking faults were observed in nanostructure Al-Mg alloys subjected to high pressure torsion. These observations are surprising because...
[期刊论文] 作者:Chieh-Yu LIU,Tsang-Wu LIU,Jih-, 来源:中国癌症研究 年份:2004
Objective:Most of published studies emphasized the medical cost of treating chemotherapy-induced anemia(CIA)by using specific agents,for example,epoetin α,epoe...
[期刊论文] 作者:XING Bao-shan,LIU Ju-Dong,LIU, 来源:土壤圈(意译名) 年份:2004
Twenty-three progressive extractions were performed to study individual humic acids (Has) and humin fractions from a typical black soil (Mollisol) in Heilongjia...
[期刊论文] 作者:Cheng lin Liu,Fei Liu, 来源:系统工程与电子技术(英文版) 年份:2004
Leader-following stationary consensus problem is investigated for the second-order multi-agent systems with timevarying communication delay and switching topolo...
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