crush zone meaning in English

挤压区
压碎带

Analysis on crushing zone size of blasting in concrete with initial damage
混凝土初始损伤对爆炸压碎区尺寸影响分析
The goal of the crash was to test a new crush zone at the end of the train car
碰撞的目的是测试火车车厢底部的一个新的撞击地带。
The goal of the crash was to test a new crush zone at the end of the train car
此次碰撞实验是对火车尾部的一个新碰撞区进行测试。
On the application of curtain reinforcement technology in the construction of tunnel crushed zone
帷幕注浆施工技术在隧道断层破碎带的应用
In numerical simulation , the elastic zone is only considered and the effect of blasting waves on the rock medium , after attenuating through crushing zone and ruptured zone , becomes an input load
数值模拟仅考虑弹性区域，爆炸波对岩石介质的作用经粉碎区、破裂区衰减后成为输入荷载。