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[期刊论文] 作者:WEI Zhi-qiang,XIA Tian-dong,MA, 来源:中国有色金属学会会刊(英文版) 年份:2004
Based on the thermodynamics and kinetics theory, a theoretical model was built to illuminate the formation of metal nanopowders by anodic arc discharging plasma...
[期刊论文] 作者:WANG Yu-ren,DONG Shu-yong,WEI, 来源:中国有色金属学会会刊(英文版) 年份:2004
Niobium-silicide alloys have great potential for high temperature turbine applications. The two-phase Nb/Nb5Si3 in situ composites exhibit a good balance in mec...
[期刊论文] 作者:ZHAO Zhenmei,WEI Xiuying,XIONG, 来源:稀有金属(英文版) 年份:2004
Ti-Mo getters have been fabricated via metal injection molding (MIM) using three kinds of Ti powders with different mean particle sizes of 46 μm, 35 μm and 26...
[期刊论文] 作者:RuiRui Yan,ZhiJun Wei,XiaoPing, 来源:寒旱区科学(英文版) 年份:2004
We studied a soil seed bank in the Stipa breviflora desert steppe under three grassland management systems,namely continuous grazing,rotational grazing,and no g...
[期刊论文] 作者:WEI Gang,ZHANG Yuanjing,XIONG, 来源:科学通报 年份:2004
A fixed bed photocatalytic reactor was designed, and dynamic fast scan of UV-Vis adsorption spectrum was adopted to study the photocatalytic degradation dynamic...
[期刊论文] 作者:TU Wei,CHAKARESKI Jacob,STEINB, 来源:浙江大学学报A(英文版) 年份:2004
We propose a Rate-Distortion (RD) optimized strategy for frame-dropping and scheduling of multi-user conversational and streaming videos. We consider a scenario...
[期刊论文] 作者:Wei WANG,Zhongguang WANG,Aipin, 来源:材料科学技术学报(英文版) 年份:2004
Two kinds of CBGA (ceramic ball grid array) assemblies were made by reflow soldering process using two different Pb-free solders. Microstructural evolution and...
[期刊论文] 作者:SONG Chang-chun,DENG Wei,SONG, 来源:中国地理科学 年份:2004
The fragile eco-environment is a special type of ecosystem, its response to the change of environmental conditions is very susceptive. So it is rather prone to...
[期刊论文] 作者:WEI Yanguang,XIONG Baiqing,ZHA, 来源:稀有金属 年份:2004
The flow stress of spray formed 70Si30Al alloy was studied by hot compression on a Gleeble-1500 test machine.The experimental results indicated that the flow st...
[期刊论文] 作者:CHEN Tongbin,WEI Chaoyang,HUAN, 来源:科学通报 年份:2004
An arsenic hyperaccumulator Pteris vittata L. (Chinese brake) was first discovered in China by means of field survey and greenhouse cultivation. Field survey sh...
[期刊论文] 作者:ZHOU Xue-hua,WEI Zhong-ling,CH, 来源:中国有色金属学会会刊(英文版) 年份:2004
Based on the previous investigation on beneficial introduction of holmium into magnesium alloy, the effect of gadolinium, an adjacent rare earth element, on cor...
[期刊论文] 作者:WEI Fan-song,LEI Yong-quan,CHE, 来源:中国有色金属学会会刊(英文版) 年份:2004
The effects of the alloy preparation methods, including the conventional casting, annealing and melt-spinning, on the crystallographic and electrochemical prope...
[期刊论文] 作者:Jelinek Ludek,Wei Yuezhou,Miki, 来源:稀土学报(英文版) 年份:2004
Electro-oxidation of Ce( Ⅲ) to Ce( Ⅳ ) in parallel plate flow type electrolyzer divided with cation exchange membrane was carried out in nitric acid media at...
[期刊论文] 作者:WEI Yan-guang,XIONG Bai-qing,Z, 来源:中国有色金属学会会刊(英文版) 年份:2004
Microstructure variation of spray-formed Si-30%Al alloy during densification process by hot pressing was studied. The results indicate that the microstructure o...
[期刊论文] 作者:Yadong Wang,Jianjing Zheng,Wei, 来源:地学前缘 年份:2004
Geologists agree that the collision of the Indian and Asian plates caused uplift of the Tibet Plateau.However,controversy still exists regarding the modes and m...
[期刊论文] 作者:Wei Zhou,Dongfeng Wang,Jingyu, 来源:系统工程与电子技术(英文版) 年份:2004
A collaborative optimization model for maintenance and spare ordering of a single-unit degrading system is proposed in this paper based on the continuous detect...
[期刊论文] 作者:WEI Wen-qing,WANG Hong-wei,GAO, 来源:中国有色金属学报 年份:2004
Nb-Ti-C alloys with different Ti contents (4%-16%, mole fraction) were fabricated by vacuum non-consumable arc-melting method. The results indicate that the all...
[期刊论文] 作者:ZHANG Qing-yu,WEI Yu-mei,CHEN, 来源:浙江大学学报A(英文版) 年份:2004
Electricity consumption increases rapidly with the rapid development of China. The environmental damage costs of electricity generation are very important for b...
[期刊论文] 作者:ZONG Hai-Feng,BUEH Cholaw,WEI, 来源:大气和海洋科学快报:英文版 年份:2004
In this study, the intensity of the trough over the Bay of Bengal (BBT) and its association with the southern China precipitation, the Madden-Julian Oscillation (M...
[期刊论文] 作者:MinZhong WANG,WenShou WEI,Qing, 来源:干旱区科学 年份:2004
To improve the level of meteorological service for the Oilfield region in the Taklimakan Desert,the Urumqi Institute of Desert Meteorology of the China Meteorol...
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