问答题

The reasonable choices of cutting parameters have an effect on the productivity, tool life and machining quality.

答案：切削用量的合理选择对生产率, 刀具耐用度和加工质量都有影响

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The size and capability of the required computer system depend on the complexity of the product.

答案：所需计算机系统的规模和容量取决于产品的复杂性。

The product of the proper speed, feed, and depth of cut determines the metal removal rate (MRR)。

答案：具有适当速度、进给和切削深度所加工出的产品决定了金属切削速率。