casing leak meaning in Chinese

机壳漏电
壳体渗漏
套管漏
套管泄漏
外壳漏泄

It can lead to not only quick wear and early failure of drill pipe but also the decrease of collapse resistance and burst resistance of casing string , which could cause casing collapse , casing deformation and casing leak , even well bore abandonment
其直接后果是：钻柱快速磨损，导致过早失效；套管磨损会降低套管柱的抗挤强度和抗内压强度，造成套管柱挤毁、变形及泄漏，严重时造成全井报废。