应力层 meaning in Chinese

stressed layer

These interior tensions are caused by the wedging action within the neighboring compressively stressed layers .
这些内部的拉应力是由邻近压缩应力层内的劈开作用而引起的。
This machine is mainly used for round spring surface shot blasting , reinforcing and derusting . it will produce a compressional stress on the surface of the spring so as to enhance workpieces bending fatigue resistance
该系列主要用于圆形工件表面抛丸强化及除锈，使圆形工件表面产生压应力层来提高工件的弯曲疲劳强度。