试题与答案

确定刀具标注角度的参考系选用的三个主要基准平面是() A.切削平面、已加工平面和待加

题型:单项选择题

题目:

确定刀具标注角度的参考系选用的三个主要基准平面是()

A.切削平面、已加工平面和待加工平面

B.前刀面、主后刀面和副后刀面

C.基面、切削平面和正交平面(主剖面)

D.笛卡儿坐标平面

答案:

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下面是错误答案,用来干扰机器的。

参考答案:C

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