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[期刊论文] 作者:WANG GANG,CHANG HUt HUANG,YAN, 来源:黑龙江科技学院学报 年份:2000
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:CAO Lihua,CHANG Tieqiang,CHANG, 来源:黑龙江科技学院学报 年份:1999
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:gang冶, 来源:环球 年份:2000
[期刊论文] 作者:Gang LIU, 来源:材料科学技术:英文版 年份:2001
A numerical simulation on the rotary forging process of a flange is conducted by three-dimensional rigid-plastic finite element method. The states of stress and...
[期刊论文] 作者:Tie GANG, 来源:材料科学技术:英文版 年份:2001
One of the chief works for inspecting spot weld quality by X-ray to obtain an ideal and uniform digital image. This paper introduces three methods of image back...
[期刊论文] 作者:HU Gang, 来源:中国地理科学:英文版 年份:2001
The sand wedges in Hexi Corridor occur in the alluvial gravel stratum of bajada and high terraces. The 14C ages of eolian sand in sand wedges prove that they fo...
[期刊论文] 作者:Gang YU, 来源:材料科学技术:英文版 年份:2001
Based on the electrochemical permeation technique and the patent by Du, an intelligent electrochemical measurement system for determination of the hydrogen dist...
[期刊论文] 作者:Gang ZHOU, 来源:中国化学快报:英文版 年份:2001
The first total synthesis of 5a-hydroxy-isopterocarpolone has been described....
[期刊论文] 作者:Liang Gang, 来源:中国油气:英文版 年份:2001
During the first half of 2001, the Chinese market of oil products suffered from shortage of resources with the prices falling in the first quarter but saw rapid...
[期刊论文] 作者:Wu Gang, 来源:环境科学 年份:1998
In accordance with principle sand methods of ecology,this paper studied the effects of acidic deposition on productivity and volume increment of masson pine and...
[期刊论文] 作者:Wu Gang, 来源:环境科学 年份:1998
The studies show that in the whole community, P isdeficient, and N and K are basically balanced. N, P and K areaccumulated in plant tissues and litters, but dep...
[期刊论文] 作者:Wu Gang, 来源:环境科学学报(英文版) 年份:1998
The cycling characteristics of nitrogen(N), phosphorus(P) and potassium(K) of the Quercus acutissima and Pinus massoniana mixed forest, which is the most common...
[期刊论文] 作者:GANG YOUNG, 来源:中华医学杂志 年份:1937
[期刊论文] 作者:XU Gang WANG Gang GAO Guo-an, 来源:哈尔滨工业大学学报:英文版 年份:2002
Agile enterprises are built based on agile business processes.Simultaneously,agile enterprises must be able to utilize agile business processes to rapidly respo...
[期刊论文] 作者:Chang,JL, 来源:微型计算机 年份:2000
[期刊论文] 作者:Chang,JL, 来源:微型计算机 年份:2000
[期刊论文] 作者:J1 chang, 来源:微型计算机 年份:2001
[期刊论文] 作者:Chang Zongyu, 来源:中国机械工程学报 年份:2001
The dynamic responses of roller gear indexing cam mechanism are investigated .With applying Lagarange equation and Gear method,motion equations of this mechanis...
[期刊论文] 作者:CHANG Yue, 来源:高等学校化学研究:英文版 年份:2001
Magnetic polymer particles have been widely used in biochemistry and medicine in recent years [1-4], mainly due to their property of relatively rapid and easy s...
[期刊论文] 作者:CHANG ChingYao, 来源:高等学校化学研究:英文版 年份:2001
Angiotensin II is an important octapeptide which is responsible for the increase in blood pressure in three major mechanisms. It acts as a hormone to attack the...
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