casting imperfections

• 铸造缺陷

casting imperfections的用法和样例：

例句

1. Important measures to eliminate casting defects and improve cutting performance of castings can be done by adding suitable inoculants.
   用合适的孕育剂进行孕育是消除铸件铸造缺陷和改善铸件切削性能的重要措施。