问题
单项选择题
车削端面产生振动的原因是（）
A.刀尖已用钝
B.切削刃接触面太大
C.车床主轴或刀台松动
D.以上均有可能
答案
参考答案：D
搜题请搜索小程序“爱下问搜题”
车削端面产生振动的原因是（）
A.刀尖已用钝
B.切削刃接触面太大
C.车床主轴或刀台松动
D.以上均有可能
参考答案：D
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