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[期刊论文] 作者:Li Chong,Deng Weibo,Duan Lingj, 来源:系统工程与电子技术 年份:2004
Performance of Turbo-Codes in communication channels with impulsive noise is analyzed. First, mathematical model of impulsive noise is presented because it has...
[期刊论文] 作者:JIANG Jin-guo,CUI Chong,LIU Ji, 来源:中国有色金属学会会刊(英文版) 年份:2004
The electrical properties of La0.6Sr0.4Co1-yFeyO3 (LSCF, y=0-1.0) cathode materials were measured by DC four probes, X-ray photo-electron spectrum (XPS) was als...
[期刊论文] 作者:CHEN Chong,LIU Zhong-xia,REN B, 来源:中国有色金属学会会刊(英文版) 年份:2004
P and RE complex modification of hypereutectic Al-Si alloys was conducted. The influences of P, RE content on the microstructure and mechanical properties of al...
[期刊论文] 作者:CHEN Chong,张红军,YAO yuan, 来源:铁道机车车辆 年份:2004
介绍十字端齿盘在机车驱动系统中的应用,并系统阐述了十字端齿盘的结构特点,主要参数的选择原则,齿形强度计算和齿面接触应力.在ANSYS中建立十字端齿盘的有限元模型,在机车启...
[期刊论文] 作者:LI Chong,ZHENG Yuan,ZHU Da-she, 来源:东华大学学报(英文版) 年份:2004
[期刊论文] 作者:Chong Yao,Shu Jie Zhang,Zheng, 来源:黑龙江科技学院学报 年份:2004
Two new benzopyran derivatives, l-[(rel 25,3R)-3,5,7-trihydroxy-3,4-dihydro-2H-chromen-2-yl]ethanone (1), and l-[(rel 2S,35)-3,5,7-trihydroxy-3,4-dihydro-2H-chr...
[期刊论文] 作者:Li Chong,Xu Jinhai,Pan Jianzho, 来源:矿业科学技术(英文版) 年份:2004
In order to study the distribution laws and types of plastic zone of surrounding rock in large-span roadway,we analyzed the distribution laws with different spa...
[期刊论文] 作者:HongLin Xu,HongNa Liu,Chong He, 来源:哈尔滨工业大学学报(英文版) 年份:2004
In this paper, a fifth-order fully differential interface circuit ( IC) is presented to improve the noise performance for micromechanical sigma-delta (Σ-Δ) ac...
[期刊论文] 作者:CHEN Chong,XU Ye,SHANG Jinchen, 来源:中国地理科学(英文版) 年份:2004
On analyzing the achievement of the goal in the modern urban road traffic development planning, the alternative of Strategic Environmental Assessment for urban...
[期刊论文] 作者:Chong CHEN,Maolin CHEN,Haohao ZHOU, 来源:等离子体科学和技术(英文版) 年份:2004
An ionic liquid (IL) electrospray thruster was developed for application in micro-nano satellites or gravitational wave detectors.The thruster employed a porous...
[期刊论文] 作者:LI Jia-qi,ZHANG Hao,WANG Chong, 来源:城市道桥与防洪 年份:2004
The F2 design was used in construction of the pig resource population, and 14 economic impor-tant traits of 119 F2 offspring were measured. The polymorphisms of...
[期刊论文] 作者:ZHU Chun-cheng,LI Chong,HE Xiao-dong, 来源:城市道桥与防洪 年份:2004
The isothermal oxidation behavior and mechanism of the TiC-TiB2 multiphase ceramics fabricated by self-propagating high temperature synthesis were studied. The...
[会议论文] 作者:Chong Su Lee, I M Eastwood, C, 来源: 年份:2004
每年,由微生物对聚合物及塑料的破坏要造成企业界及消费者数百万英镑的损失,损失的程度由简单的褪色到完全的降解,聚酯及聚醚PU都有这种情况,但聚酯PU问题更严重。从经...
[期刊论文] 作者:Ching Wei Lim,Min Siew Chong,M, 来源:国际眼科杂志 年份:2004
患者,男,64岁,近期确诊为肺结核,最初给予抗结核药物治疗,出现左眼疼痛,视力减退.眼部检查显示左眼疼痛并盲,严重感染,核素成像显示眼球后壁增厚和视神经疾病.右眼眼底中周边...
[期刊论文] 作者:FENG Chong,李淑红,CHEN Wu-xin, 来源:铜业工程 年份:2004
加气混凝土砌块在应用中,由于本身的干缩变形等特点会导致墙体裂缝现象.本文从分析加气混凝土砌块的主要特点入手,探讨了加气混凝土砌块墙体裂缝形成的机理及产生的原因,并提...
[期刊论文] 作者:Ata Khalid,LI Chong,Lai Bun Lo, 来源:太赫兹科学与电子信息学报 年份:2004
[期刊论文] 作者:Min Xu,Chong Ren Yang,Ying Jun, 来源:中国化学快报(英文版) 年份:2004
Two new phenolic glycosides, 2,3-dihydroxybenzoic acid methyl ester 3-O-β-D-glucopyranosyl-(1-6)-β-D-glucopyranoside (1) and 2,5-dihydroxylbenzofuran 5-O-β-D...
[期刊论文] 作者:Bao Gang Wang,Shi Chong Yu,Xia, 来源:中国化学快报(英文版) 年份:2004
Based on the active site of lanosterol 14α-demethylase of azole antifungal agents, sixteen l-(lH-l,2,4-triazole-l-yl)- 2-(2,4-difluorophenyl)-3-(N-n-butyl-N-l-...
[期刊论文] 作者:Jing Lin KONG,Xiu Bao DU,Chong, 来源:中国化学快报 年份:2004
A novel polypeptide was isolated from mistletoe Viscum coloratum. The primary structure of the polypeptide 'named viscotoxin B2' was determined to be KSCCKNTTGR...
[期刊论文] 作者:Chong Zhao RAN,Tai Zhi WU,Yong, 来源:中国化学快报(英文版) 年份:2004
A new approach for preparation of various substituted phenylethylamines from the corresponding nitro compounds with iron powder and NH4Cl in 75% aqueous ethanol...
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