它提供了工具寿命和极为良好的表面光洁度。
It provides longer tool life and extremely good surface finish.
在高速加工时获得了高的加工精度与良好的表面光洁度。
High accuracy and fine surface quality can be obtained while machining speed is high.
这样具有良好表面光洁度的高质量钢锭就生产出来了。
Thus a high quality ingot with good surface finish is produced.
这样具有良好表面光洁度的高质量钢锭就生产出来了。
Thus a high quality ingot with good surface finis. is. produced.
这样具有良好表面光洁度的高质量钢锭就生产出来了。
Thus a high quality ingot with good surface finis. is. produced.
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