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[期刊论文] 作者:GAO Chao,
来源:重庆大学学报 年份:2004
A new family of converters, high-performance AC/DC power factor correction (PFC) switching converters with one-cycle control technology and active floating-char...
[期刊论文] 作者:WANG Chao,
来源:微计算机信息 年份:2004
针对精密电子设备中所要求的高电压、低电流的小功率电源系统,设计制作了一种高压开关电源.并时高压电源的响应特性进行了测试.制作出的电源系统具有体积小、稳定性好、响应...
A RESEARCH TO HIGH-PERFORMANCE MULTI-LEVEL SINGLEPHASE AC/DC POWER FACTOR CORRECT SWITCHING CONVERTE
[期刊论文] 作者:Gao Chao,
来源:电子科学学刊(英文版) 年份:2004
This letter studies and analyzes the working features of main circuit of tri-level boost Power Factor Correct (PFC) converter and the advantages of tri-level sw...
[期刊论文] 作者:CHAO Wei,
来源:中国物理C(英文版) 年份:2004
In the supersymmetric left-right model,the light neutrino masses are given by the Type-II seesaw mechanism.A duality property of this mechanism indicates that t...
[期刊论文] 作者:Alex Chao,
来源:中国物理C(英文版) 年份:2004
A SLIM formalism to deal with a general,linearly coupled accelerator lattice is summarized.Its application to a wide range of accelerator calculations is emphas...
[期刊论文] 作者:Chao Fulin,
来源: 年份:2004
In ancient Chinese thoughts,de is a comparatively complicated idea.Most of the researchers translated it directly into,"virtue",but this translation is not accu...
The influence of local arrangements of oxygen adatoms on the energetics of O2 dissociation over Pt(1
[会议论文] 作者:Chao Wu,
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:Anold Chao,,
来源:国内外机电一体化技术 年份:2004
泓格科技积极与学术研究单位合作研发的航行记录器系统,能促进车队的有效管理,更能够减少营运成本与增加工作效率。系统介绍近年来,全球车辆的数量都逐渐增加,如何有效的管理...
[期刊论文] 作者:Liang Chao,Zhang Chao,Dong Yan,
来源:稀土学报(英文版) 年份:2004
Heterogeneous precipitation method was used to prepared surface coating on self-made BaMgAl10O17:Eu phosphor. Results illustrate that the coating film can be si...
Experimental Investigation of the Effect of Mixed Additives on Homogeneous Charge Compression Igniti
[期刊论文] 作者:LI Chao,JI Chang-wei,HE Chao,L,
来源:兵工学报(英文版) 年份:2004
The experimental investigation of homogeneous charge compression ignition (HCCI) process is carried out on a 4-cylinder diesel engine. One of the cylinders is m...
Protective effect of taurine on hypochlorous acid toxicity to nuclear nucleoside triphosphatase in i
[期刊论文] 作者:Ju-XiangLi,Yong-ZhengPang,Chao,
来源:世界胃肠病学杂志:英文版(电子版) 年份:2004
AIM:Taurine has been shown to be an effective scavenger of hypochlorous acid (HOCI).The role of HOCI is well established in tissue damage associated with inflam...
[期刊论文] 作者:刘志军,BIAN Chao,
来源:通信技术 年份:2004
文章提出了一种新颖的把隐藏信息嵌入预选图像,通过N维Arnold置乱预选图像实现信息加密,并对载体图像进行DCT变换嵌入置乱图像的信息隐藏算法.主要包括N维Arnold图像置乱、信...
[期刊论文] 作者:CHAO,
来源:杂草科学 年份:2004
全球气候变化有利于外来杂草的入侵与传播,因为外来种通常可以快速适应环境.除草剂和抗除草剂作物的滥用使抗性杂草严重威胁现代农业的发展,这就需要新技术有效缓解当前的和...
[期刊论文] 作者:Qiang Wen Chao,
来源:中国物理(英文版) 年份:2004
The exact normalized bound state wavefunctions and energy equations of Klein-Gordon equation with equal scalar and vector ring-shaped Kratzer-type potential hav...
Effects of Ginkgo biloba extract on cell proliferation and cytotoxicity in human hepatocellular carc
[期刊论文] 作者:Jane CJ Chao,,
来源:World Journal of Gastroenterology 年份:2004
AIM:To study the effect of Ginkgo biloba extract (EGb 761)containing 22-27% flavonoids (ginkgo-flavone glycosides)and 5-7% terpenoids (ginkgolides and bilobali...
[期刊论文] 作者:Yan Chao WU,Chao WU,Xiao Mao Z,
来源:中国化学快报(英文版) 年份:2004
A series of novel fluorine-containing acrylates 6a-6g were synthesized via the condensation of ethyl cyanoacetate and trifluoroacetic anhydride, followed by chl...
[期刊论文] 作者:CHAO Lei, OUYANG Yanfeng,,
来源:城市规划学刊 年份:2004
ue*M#’#dkB4##8#”专利申请号:00109“7公开号:1278062申请日:00.06.23公开日:00.12.27申请人地址:(100084川C京市海淀区清华园申请人:清华大学发明人:隋森芳文摘:本发明属于生物技...
[会议论文] 作者:贾宇, ZHANG Chao,,
来源: 年份:2004
根据《联合国海洋法公约》,200海里以外的大陆架当然也是沿海国大陆架的组成部分。共同开发是缓解大陆架划界争端的有效方法,其实施空间是在沿海国权利主张重叠的大陆架区域...
[期刊论文] 作者:LI Chao,XU Yue-min,
来源:上海交通大学学报(医学英文版) 年份:2004
Varicocele caused by diffuse large B-cell lymphoma is rare.Here,we reported our findings in a 48-year-old man,who was admitted to our hospital because of left v...
[期刊论文] 作者:LV Chao,王雨田,
来源:国际消化病杂志 年份:2004
随着现代医学诊断技术的发展,乳糜性腹水诊断率正逐年提高.我国是乙型肝炎高发的国家之一,肝硬化是我国乳糜性腹水发生的一个重要病因,此文对肝硬化乳糜性腹水的发生机理及治...
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