Rough turning tools can be right-hand or left-hand types, depending upon the direction of feed.

粗车刀具按其进给方向可以是右手型的或是左手型的。

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The making of new mould has 2 steps, first, 2 workers do rough turning, and then other workers do fine finishing.

新模具的加工分成两块，先由两位模具工进行粗车，再由模具工进行精加工。

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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.

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。

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