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The wind-water two-phase erosion and sediment-producing processes in the middle Yellow River basin,C
[期刊论文] 作者：XU Jiongxin,
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：Xu Ling,
来源：中国油气：英文版 年份：2001
Oil and gas exploration situationPetroChina has launched 138 oil and gas exploration projects in total in 2001 with the plans to have additional oil recoverable...
[期刊论文] 作者：Xu Ping,
来源：中国油气：英文版 年份：2002
Fortune magazine has released China 100 in its September issue. This is the second consecutive year Fortune has released China 100. The ranking is made accordin...
[期刊论文] 作者：Xu Zhiwu,
来源：中国油气：英文版 年份：2001
Based on the reports from the meeting to examine and appraise the basic engineering design for DongfangYangpu-Haikou gas transmission pipeline, construction of...
[期刊论文] 作者：Min XU,
来源：材料科学技术：英文版 年份：2001
A ferromagnetic amorphous Fe73Al4Ge2Nb1P10C6B4 alloy with highglass-forming ability was synthesized by melt spinning. The supercooled liquid region before cryst...
[期刊论文] 作者：Zhang Xu,
来源：武汉大学学报：自然科学英文版 年份：2000
一个方法到获得 1 弄弯的交流的 1 条 retional 曲线被给的 reparametrizeG。practicalG 1 不断在沿着普通 guadratic 的邻近的 NURUS 补丁之间连接边界曲线为控制点和 NURBS...
[期刊论文] 作者：Xu Chengen,
来源：中国炼油与石油化工：英文版 年份：2001
As early as in the 1960s some people had predicted that crude oil would deplete soon. Nevertheless, by the end of 1999 the world proven reserves of remaining co...
[期刊论文] 作者：XU Zhong-huai,
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：Xu Hongmei,
来源：偏微分方程（英文版） 年份：2001
We study the time-asymptotic behavior of solutions to general NavierStokes equations in even and higher than two space-dimensions. Through the pointwise estimat...
[期刊论文] 作者：Xiaoping Xu,
来源：代数集刊（英文版） 年份：2001
In this paper, we present a formal variational calculus of super functions in one real variable and find the conditions for a "matrix differential operator to b...
[期刊论文] 作者：XU Song-ling,
来源：环境科学学报(英文版) 年份：1999
...
Exploring effective policies for underground water management in artificial oasis: a system dynamics
[期刊论文] 作者：XU Hong-gang,
来源：环境科学学报(英文版) 年份：2001
The development of oasis along the edge of the Tengerli Desert where underground water is available is one of the major strategies to reallocate ecological refu...
[期刊论文] 作者：Xu Song-ling,
来源：环境科学学报（英文版） 年份：1999
This paper starts by a comparitive study of economic-pollutional coefficients between China’s village and township industry(VTI) and urban industry, and pointe...
[期刊论文] 作者：XU Jiuping,
来源：高校应用数学学报B辑 年份：2000
The objective of this paper is to deal with a kind of fuzzy linear programming problem based on interval-valued fuzzy sets (IVFLP) through the medium of procedu...
[期刊论文] 作者：Xu Fenglin,
来源：高校应用数学学报B辑 年份：2000
The averaging in optimal switching control problems is considered under the following two cases: the switching cost does not depend on ε and the switching co...
[期刊论文] 作者：Shiyu Xu,
来源：石油物探译丛 年份：1995
没有哪种标准的孔隙度—速度模型(如时间平 均方程、Raymer方程)在解释大的深度范围内的测井数据时能给出令人满意的结果。泥岩通常是引起偏差的根源,并使孔隙度与P波传播时...
[期刊论文] 作者：XU Yue-qing,
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：Xu Zhiting,
来源：黑龙江科技学院学报 年份：2001
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：Xu Bing,
来源：中华医学杂志英文版 年份：1998
...
The potential surface in the ground electronic state of HCP with the isomerization process: the vali
[期刊论文] 作者：XU Ruqing,
来源：中国科学：数学英文版 年份：2002
The density functional theory (DFT) provides us an effective way to calculate large cluster systems with moderate computational demands. We calculate potential...
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