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[期刊论文] 作者:P.哈钦斯, 吴宝铃,, 来源:海洋科学 年份:2004
澳大利亚从事海洋生物研究的单位很多。下面我们仅扼要介绍一下其主要研究机构、经费来源及研究概况。 一、海洋生物的主要研究机构、 澳大利亚共有19所大学,主要分布在...
[期刊论文] 作者:约翰·P.安纳森, 杜红艳,, 来源:学术交流 年份:2004
马克思主义的批判家们在评价马克思主义时存在着不同观点,东欧新马克思主义属于马克思主义内部的反对派,他们从自身所处的社会秩序出发对马克思主义进行了评价和阐释。东欧新...
[期刊论文] 作者:P. Kaegi M. Bachmann A. Co, 来源:现代隧道技术 年份:2004
Kunming is the political and economical centre of the Yunnan Province in the south -west of China and one of the most beautiful historical and cultural cities i...
[期刊论文] 作者:P. Fern, 来源:热处理 年份:2004
奥氏体不锈钢通过等离子氮碳共渗可显著提高其表面硬度,从而提高耐磨性而又不损害其抗腐蚀性能.本文采用光学显微镜、显微硬度和微磨损试验对经于450℃等离子氮碳共渗的AISI...
[期刊论文] 作者:George F Vander Voort,Elena P. Manilova, 来源:材料热处理学报 年份:2004
Examination of selectively etched tool steel microstructures by light microscopy provides more information than standard etchants, such as nital, picral or Vile...
[期刊论文] 作者:Marple,P., 来源:材料热处理学报 年份:2004
It is generally believed that a thermally grown oxide (TGO) layer of alumina provides enhanced protection to the metallic bond coat in thermal barrier coating (...
[期刊论文] 作者:Davidson,P. Taylor, 来源:中国有色金属学报 年份:2004
设计了一种基于电流变液的触觉显示器,并对该触觉显示器的触摸敏感性进行了研究.该显示器具有5×5个显示单元,其表面是一层导电弹性薄膜,作为电极为电流变液提供电场.对该触...
[期刊论文] 作者:Eichhorn,P. M., 来源:仿生工程学报(英文版) 年份:2004
The mechanical behaviour of trabecular bone is dependent on both the properties of individual trabeculae as well as their three-dimensional arrangement in space...
[期刊论文] 作者:P.约翰内松,车有宜, 来源:水利水电快报 年份:2004
以最近修建的两座大型混凝土面板堆石坝(冰岛的卡兰尤卡尔坝和莱索托的莫哈莱坝)为例,对坝体分区、级配、渗透性等进行了讨论,并将室内试验、现场压实试验和平板加载试验所得...
[期刊论文] 作者:P. Zou,W.B. Zhang,T. Lei,J.K., 来源:金属学报(英文版) 年份:2004
A high temperature-tolerating thermoacidophilic archae (TA) was isolated from water samples collected from a hot sulfur-containing spring in the Yunnan Province...
[期刊论文] 作者:Manolis,P. S. Dineva,T.V, 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:P. H. Tan,D. Bougeard,G. Abstr, 来源:光散射学报 年份:2004
Self-assembled Si/Ge quantum dot (QD) structures have been intensivelystudied in the last years for potential applications in Si based integrated optoelectronic...
[期刊论文] 作者:Yadav,P. K. Patel,, 来源:林业研究(英文版) 年份:2004
The influence of seasonal variation,indole-3-butyric acid (IBA) and type of cuttings wasexamined on induction and growth of adventitious roots in Bambusa nutans...
[期刊论文] 作者:Jia Du,Cathy P. Foley,Keith L., 来源:中国电子科技 年份:2004
CSIRO has had a long-term research effort in superconductivity, in particular, since the discovery of HTS which promised big prospects. Significant progress has...
[期刊论文] 作者:John P. Collins,Joep J. H. M., 来源:天然气化学(英文版) 年份:2004
Conversion of Fischer-Tropsch wax into high quality synthetic crude or finished transportation fuels such as premium diesel has been studied over the past 15 ye...
[期刊论文] 作者:P. Wake, 来源:科学通报(英文版) 年份:2004
An ice core record at Mt. Qomolangma (Everest) since 1954 reveals a sharp decline in net-accumulation in the 1960s, and the annual net-accumulation during the 1...
[期刊论文] 作者:Gong,P. Shum,D.Y. Tang,T., 来源:光学学报 年份:2004
Asymmetrical bound solitons train with pulsewidth of 103fs and separation of 585.5fs without any CW components are observed from Figure-8 passive mode locked fi...
[期刊论文] 作者:P. G. Farr, 来源:高等学校化学研究(英文版) 年份:2004
Experimental results are presented which allow comparison of the electrochemical performance of RuO2/Ti, Ru0.3Sn0.7O2/Ti and Ru0.3V0.7O2/Ti catalysts prepared o...
[期刊论文] 作者:Bolzon,P. Bambade,G, 来源:中国物理C(英文版) 年份:2004
The ATF2 project is the final focus system prototype for the ILC and CLIC linear collider projects, with a purpose of reaching a 37 nm vertical beam size at the...
[期刊论文] 作者:OVIDIO,P. P, 来源:动物学报 年份:2004
对反交试验获得的18个月的拟鲤、粗鳞鳊和欧鳊F1代进行了鉴定.对不同于拟鲤、粗鳞鳊和欧鳊三种鱼的可量和可数形态特征分析表明,拟鲤×欧鳊和拟鲤×粗鳞鳊杂交种比粗鳞鳊×欧...
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