The process parameters provided by the batch test have been proved by the continuous bench-scale leaching test.
小型试验提供的浸出工艺参数，以连续浸出台架试验进行了验证。
Through stamping technology test and batch yield, it is proved that the process can be applicable to piston pin manufacture;
通过冲连皮工艺试验及批量生产，证明采用冲连皮工艺能够应用于活塞销加工过程；
Through stamping technology test and batch yield, it is proved that the process can be applicable to piston pin manufacture;
通过冲连皮工艺试验及批量生产，证明采用冲连皮工艺能够应用于活塞销加工过程；
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