lead bronze casting造句

例句与造句

1. The high - lead bronze castings made with new process of centrifugal casting , the technical standard and service life have reached the level of their counterparts abroad
   采用离心铸造新工艺生产的高铅青铜铸件，其技术标准和使用年限均达到国外同种产品水平。
2. It's difficult to find lead bronze casting in a sentence. 用lead bronze casting造句挺难的