热挤压模的压力分析和优化设计 - 机械毕业设计 Key words: three-dimensional method; modeling; hot extrusion die; optimum design [gap=1325]关键词：三维方法；建模；热挤压模；优化设计
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three-dimensional teaching method 教学法
case three-dimensional teaching method 案例式立体教学法 ; 采用案例式立体教学法 ; 教学法 ; 案例式平面教学法
three-dimensional reconstruction method 三维重构方法
three-dimensional discrete meso-element method d离散元方法
three-dimensional circuit-field coupled method 三维场路耦合分析
three-dimensional nonlinear finite element method 三维非线性有限元
three dimensional finite element method 三维有限元 ; 三维有限元法
three dimensional TVD method 三维TVD方法
In this paper a simplified three-dimensional method for simulating the solidification of casting is proposed.
本文提出了模拟铸件凝固进程的一种简化的三维方法。
Using modularization theory, computer program including lifting method and quasi-three-dimensional method is designed.
编制了升力法和准三维方法的计算程序。
This paper gives a description of three-dimensional method for studying structure of the earth's interior and its recent progress, putting emphasis on the inversion method of seismic body waves.
本文介绍了近十年来研究地球内部结构的三维地震反演方法及其进展，重点放在对地震体波反演方法上。
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