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[期刊论文] 作者:LEI Beilei,HAN Qide, 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:Han Lei,Ye Xingning, 来源:城市道桥与防洪 年份:2002
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生、测量监控等方面人手,介绍了S226海滨大桥...
[期刊论文] 作者:LEI ZiQiang,HAN QiaoRong,YANG, 来源:黑龙江科技信息 年份:2001
本文通过对荣华二采区10...
[期刊论文] 作者:Lei Wen Long Teng Han Yueqiu, 来源:电子科学学刊:英文版 年份:2001
Stepped frequency signal is often used to synthesize high-resolution range profile,but redundant high-resolution range profile exists before synthesis. Two meth...
[期刊论文] 作者:LEI ZiQiang,YANG ZhiWang,HAN Q, 来源:黑龙江科技信息 年份:2001
本文通过对荣华二采区10...
[期刊论文] 作者:LEI ZiQiang,YANG ZhiWang,HAN Q, 来源:黑龙江科技信息 年份:2001
本文通过对荣华二采区10...
[期刊论文] 作者:Lei Wen,Long Teng,HAN Yueqiu, 来源:城市道桥与防洪 年份:2001
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生、测量监控等方面人手,介绍了S226海滨大桥...
[期刊论文] 作者:Han, 来源:学电脑 年份:2000
[期刊论文] 作者:LEI Jing,LEI Ming, 来源:中国电子杂志(英文版) 年份:2001
In this paper, a novel non-phase-based frequency acquisition method for MDPSKDS/CDMA receiver is presented, which has fast ac-quisition speed, wide acquisition...
[期刊论文] 作者:Lei Ming, 来源:系统工程与电子技术:英文版 年份:2001
Based on the theory of marginal opportunity cost, one kind of green input-output table and models of powercompany are put forward in this paper. For an appliabl...
[期刊论文] 作者:Lei Hong, 来源:中国机械工程学报 年份:2000
[期刊论文] 作者:Lei Bufang, 来源:中国机械工程学报 年份:2000
[期刊论文] 作者:Lei, XY, 来源:固体力学学报:英文版 年份:2000
A simple interface element for analyzing contact friction problems is developed.Taking nodaldisplacements and contact stresses as unknowns,this element can simu...
[期刊论文] 作者:LEI Ying-jie, 来源:高等学校化学研究:英文版 年份:2001
The improved 3-step preparation of a key antitumor agent, 7-ethyl-10-hydroxycamptothecin(SN-38), which consists of ethylation, oxidation and photo-chemical rear...
[期刊论文] 作者:LEI ZiQiang, 来源:高等学校化学研究:英文版 年份:2001
As a newly developed polymer, the dendrimer has interested many chemistry workers. Its highly asymmetric molecular structure and the high density of peripheral...
[期刊论文] 作者:LEI ZiQiang, 来源:高等学校化学研究:英文版 年份:2001
Denrdrimer has many special properties different from ordinary polymers [1]. In the last few years, much of the research work concerning this kind of compound f...
[期刊论文] 作者:LEI Kun, 来源:国际泥沙研究:英文版 年份:2002
This paper discusses the relationship between the grain size distribution of sediment and currents in the northern East China Sea on the basis of the grain size...
[期刊论文] 作者:Liqing Lei, 来源:北京科技大学学报:英文版 年份:2001
Remote sensing technology, as the most advanced method for collecting data, along with the common ways often used in the past on research of environmental scien...
[期刊论文] 作者:Yongping LEI, 来源:材料科学技术:英文版 年份:2001
A mathematical model to describe the heat transfer and fluid flow in the mutually coupled weld pool and arc by an interactive free surface of the pool for a sta...
[期刊论文] 作者:LEI Xiangyi, 来源:地质学报:英文版 年份:1998
The Fengzhou loess section is very typical in the Qinling Mountains. The section, which is about 82 m thick and underlain by Neogene red clays, consists of 33 l...
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