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[期刊论文] 作者:Chen Keliang Zhu Xiaodong Wang,
来源:中国人口.资源与环境:英文版 年份:2007
Urbanization is the dominant form of land-use change in terms of impacts on water quality, hydrology, physical proper- ties of watersheds and their nonpoint sou...
[期刊论文] 作者:Xiaodong Wang Quan Yang Anrui,
来源:北京科技大学学报:英文版 年份:2007
The predictive calculation of comprehensive contour of work rolls in the on-line strip shape control model during hot rolling consists of two important parts of...
[期刊论文] 作者:Xiaodong Wang,Anrui He,Quan Ya,
来源:北京科技大学学报:英文版 年份:2007
Crown feedback control is one part of the automatic shape control (ASC) system. On the basis of large simulation researches conducted, a linear crown feedback c...
[期刊论文] 作者:YAO Junyan,YANG Qingfang,FAN Xiaodong,WANG Ning,GUO Baohui,
来源:中国高等学校学术文摘·化学 年份:2007
In this paper,we call 3-Nε-benzyloxycarbonylL-lysyl-morpholine-2,5-dioneCompound A.The starting material used abroad is expensive and the yield is low(16%-28%)...
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