车削刀具可以是精车刀具 或粗车刀具。粗车刀具刀尖半径较小，用 于深切削。
Turning tools. Turning tools can be either finishing or rough turning tools. Rough turning tools have small nose radii and are employed when deep cuts are made.
市场上各种快速变换刀具的选择使我们不必重新放置刀具，就能够快速地在一指定车刀位置上改变车削刀具的类型。
The various quick-change tooling options on the market make it possible to quickly change the type of turning tool in a given lathe tool position without having to reset the tool.
对精车和半精车而言，CBN是车削粉末高温合金的一种理想刀具材料，它不仅可保证高的加工精度，而且可获得长的刀具寿命。
CBN is an ideal tool material for finish and semi_finish turning powder superalloy. It not only ensures the high machining accuracy, but also can obtain longer tool life.
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