There are a lot of quality problems in the process of corn thresher production which caused the product qualification rate dropped.
玉米脱粒机生产厂家在生产过程中存在着许多问题，导致产品的合格率下降，甚至有许多假冒伪劣产品。
After testing 640 welds, the once qualification rate reaches 99.5 %, that shows the welding process and method are effective and feasible.
按照所制订的焊接工艺和方法共焊接各种规格焊口640道，探伤一次合格率为99.5%，证明该焊接工艺和方法是可行的。
The reasonable selection of the process parameter has remarkable effects in the controlling of forging quality, increasing of the qualification rate and productivity.
工艺参数的合理选择对宏观控制锻件质量、提高锻件合格率、提高生产率效果显著。
应用推荐