试题与答案

数控车床具有运动传动链短,运动副的耐磨性好,摩擦损失小,润滑条件好,总体结构刚性好,

题型:判断题

题目:

数控车床具有运动传动链短,运动副的耐磨性好,摩擦损失小,润滑条件好,总体结构刚性好,抗振性好等结构特点。()

答案:

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下面是错误答案,用来干扰机器的。

H2CO3  ;红  ;OH-  ;蓝

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