cracking causes

• 开裂原因

cracking causes的用法和样例：

例句

1. This paper anaIysed the reasons at edge-turnup cracking of industrial boiler steel pipe by means of chemical analysis and metallographic examination.
   采用化学分析和金相检验等方法对工业锅炉烟管扳边开裂原因进行了分析。