overall yield of casting的意思|示意

The production shows that there is no shrinkage, blowhole and inclusion in the casting, the overall yield of the casting is 95%.

生产结果表明，铸件无缩孔、气孔、夹渣缺陷，铸件工艺出品率95%。

According to analyzing and testing, the overall yield is up to above 75 percent by changing traditional foundry process about gear of steel casting. The benefit is obvious.

经分析和试验，改变了传统铸钢齿轮铸造工艺方法，平均工艺出品率达到75%以上，取得明显的经济效益。