应用有限元计算方法研究了腰椎段的应力应变分布规律。
We have studied the stress and stain distribution of lumbar using FEM.
应用有限元法，编制子程序，研究了重力坝应力和应变分布规律。
Applying finite element method and programming subprogram to study distributed regularities of concrete gritty dam's stress and strain.
详细地分析了该条件下的坯体致密规律，应力应变分布规律和粉末质点流动规律。
Finally the compacting principle of the billet, strain and stress distribution and powder particle flowing rule are analyzed in detail under this condition.
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