使用后工件表面光滑，无腐蚀、无麻点，更具有良好的快速冷却性能。

After the workpiece has smooth surface, no corrosion, no pitting, has good cooling performance.

youdao

使用后工件表面光滑，无腐蚀、无麻点，更具有良好的快速冷却性能。

After the workpiece has smooth surface, no corrosion, no pitting, has good cooling performance.

youdao