The paper applies combined analysis, especially the analytical methods of Constant Elasticity of Substitution Production Function and the analysis of Man-land coordinate relationship.
本文运用人地关系协调分析法与经济分析法，特别是与替代弹性不变生产函数分析法C。
2
In this paper an analysis of substitution of cold spinning approximate ellipsoidal heads for Standard ellipsoidal head is presented.
本文对冷旋压近似椭圆形封头代替标准椭圆形封头进行了分析。
3
Considering the substitution relationship between standardized product and customized product, this paper focus on the analysis on the market elasticity of customizing degree and price rising rate.