【Key words】 Passenger transport demand; spatial distribution model; value of time
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...荷密度 空间分布模型[gap=629]Key words: intermetallics; valence electron structure; charge density; space topology model...
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基于天地网的现代教学模式的探讨 关键词】教学模式；远程教学；现代远程教育；空间分布模型 [gap=1048]Key Words】Teaching mode; Distance learning; Modern teleeducation; Space distribution model
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文章主要对缺陷的轮廓模型、空间分布模型和粒径分布模型作了介绍；
Models of the defect outline, the spatial distribution and the size distribution statistics are described in the paper.
还给出了单个矿化富集中心趋势面分析的数学模型和矿床空间分布模型。
It associates quantitatively the mathematical model of enriched mineralization centre with ore-controlling geological factors.
提出激光在强散射介质中传播的空间分布模型，对压缩照射进行了理论分析。
The space distribution model of laser propagation in strong scattering medium is advanced. The theoretical analysis for the press irradiation is made.
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