搜索筛选:
搜索耗时2.1570秒,为你在为你在102,285,761篇论文里面共找到 1,000 篇相符的论文内容
发布年度:
[期刊论文] 作者:ZHANG Zhenglu,
来源:地球空间信息科学学报:英文版 年份:2000
有一些 18 的 Qinling 隧道。488km 在 Qinling 山的中间从 Xi 鈥檃n (山西省) 位于铁路线到 Ankan (四川省) 。它是在中国的最长双的轨道铁路隧道并且在世界上占据第三个位...
[期刊论文] 作者:ZHANG RUIMIN,
来源:China Today 年份:2000
The August 1999 issue of China Today carried articles about theHaier company’s road to success and its unique corporate culture.While people are paying great a...
[期刊论文] 作者:ZHANG RONGZU,
来源:生物多样性 年份:1994
...
[期刊论文] 作者:Shihong ZHANG,
来源:材料科学技术:英文版 年份:2001
Tubular products made of superalloys and titanium alloys usually work in high temperature environment and applied heavy loading. Hot extrusion is the best techn...
[期刊论文] 作者:Zhang, YZ,
来源:材料科学技术学报:英文版 年份:1997
...
[期刊论文] 作者:Keke ZHANG,
来源:材料科学技术:英文版 年份:2001
The microstructure of 40Cr and T10A steel sample and its surface to be welded is ultra-fined through salt-bath cyclic quenching and high frequency hardening, th...
[期刊论文] 作者:Shoukui ZHANG,
来源:材料科学技术学报:英文版 年份:2000
这篇文章关于榴状的石墨的水泡螺丝钉脱臼的生长机制介绍一个理论。通常说,很榴状的石墨的结晶的过程如下:第一,石墨在水泡上产生原子核并且充满他们(主要以螺丝钉脱臼的方法)......
[期刊论文] 作者:Hu ZHANG,
来源:材料科学技术:英文版 年份:2001
The relation of the related parameters concerning the continuous unidirectional solidification process is derived by means of the theoretical analysis of the he...
[期刊论文] 作者:Yuebing ZHANG,
来源:材料科学技术:英文版 年份:2001
This paper demonstrates the potential of a computer code, developed by the authors, in shaping gating systems by modeling the fluid flow phenomena through a com...
[期刊论文] 作者:Yuming ZHANG,
来源:材料科学技术:英文版 年份:2001
In the proposed method, the current/arc is guided through the keyholε so that the energy of the plasma jet is compensated while it is consumed in heating the w...
[期刊论文] 作者:Zhang Aiping,
来源:漳州师范学院学报:哲学社会科学版 年份:1993
...
[期刊论文] 作者:ZHANG Yin,
来源:钢铁研究学报:英文版 年份:2001
The computer simulation of the combustion process in blast furnace (BF) stove has been studied by using the k-ε-g turbulent diffusion flame model. The combusti...
Application of Annexation Principle in Investigation of Thermodynamic Property of Ternary Metallic M
[期刊论文] 作者:ZHANG Jian,,
来源:Journal of Iron and Steel Research(International) 年份:2002
Based on the phase diagrams,the measured activities and the principle of annexation, a calculation model for mass action concentrations of Fe-Cr-Ni melts, has b...
[期刊论文] 作者:ZHANG YouMing,
来源:高等学校化学研究:英文版 年份:2001
Organotransition metal complex have been extensively used as homogeneous catalysts in organic reactions and much effort has been paid to improve their activity...
Preparation and Electrochemistry of Hydrous Ruthenium Oxide/Active Carbon Electrode materials for Su
[期刊论文] 作者:Zhang Jianrong,
来源:高等学校化学研究:英文版 年份:2001
In this paper, we reported a new method to directly prepare the amorphous hydrous ruthenium oxide/active carbon powders. The relationship between the specific c...
[期刊论文] 作者:ZHANG YouMing,
来源:高等学校化学研究:英文版 年份:2001
α-and β-cyclodextrins consisting of six and seven glucose residues respectively, have lipophilic cavities with different inner diameters. They form host-guest...
[期刊论文] 作者:ZHANG Hong,
来源:高等学校化学研究:英文版 年份:2001
Chitin is one of the most abundant natural resources. chitosan is deacetylated from chitin. As natural organisms, chitosan is easier to be decomposed with organ...
[期刊论文] 作者:ZHANG XuMu,
来源:高等学校化学研究:英文版 年份:2001
Chiral Quest's Toolbox Approach: During the last several decades, chemists have made major progress in discovering man-made catalysts to perform challenging...
[期刊论文] 作者:ZHANG HUA,
来源:China Today 年份:2002
ON February 23, 2002, astudent named LiuHaiyang from TsinghuaUniversity threw vitriolover the black bears on Bear Hillin Beijing Zoo, causing seriousand extensi...
[期刊论文] 作者:ZHANG JINGDE,
来源:今日中国:英文版 年份:2002
IT was midsummer when Beijing International Airport received a group of 500 young guests - a delegation of college students from California, USA. They came...
相关搜索: