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1
High Machining Precision: High size precision and exllent roughness can be obtained, changing from grinding operation to cutting operation.
加工精度高：可获得很高的尺寸精度和极好的表面粗糙度，实现以车代磨。
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However, this also calls for exllent grades of professional courses, which I don't have.
这也需要相当高的专业课成绩，而这是我所没有的。