采用一次拉延成型，并在其底部预冲工艺孔，可控制径向应力的大小。
The drawing process for producing the part is completed in one operation, and a hole for machining use is pre-punched to control the magnitude of radial stress.
喜山期持续的区域应力作用使那里沟背斜SE翼沿软弱面断裂，经递进扩展变形，最终形成逆冲推覆构造。
The SE limb of Naligou anticline was fractured in the action of persistent regional stressing and expanded into detachment-thrust structure during Himalayan orogenic period.
最后部分，根据冲填土料的特性，提出两种建立在有效应力原理基础上的简易边坡稳定分析方法。
At last, according to the characteristics of hydraulic fill soils, two simplified methods based on the theory of effective stress are recommended for analysing the slope stability.
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