Lager dies are usually roughed out, then stress-relieved and finish-machined.
大型模具一般先粗制毛坯，然后应力消除，再进行成形加工。
Compared with the ordinary cutting, the finish of the machined surface and the ability for suppressing chatter are improved.
与没加超声波椭圆振动的普通切削相比，超声波椭圆振动切削能显著地提高已加工表面光洁度和抑制颤振。
The grinding heat has great influence on the ground surface finish when the structure ceramics is machined with diamond wheels.
采用金刚石磨粒砂轮对结构陶瓷材料进行磨削加工过程中产生的磨削热是影响被磨工件表面质量的重要因素。
The grinding heat has great influence on the ground surface finish when the structure ceramics is machined with diamond wheels.
采用金刚石磨粒砂轮对结构陶瓷材料进行磨削加工过程中产生的磨削热是影响被磨工件表面质量的重要因素。
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