6.使用圓鋸機切斷鋼管，首要注意的是：(A)鐵屑清理(B)注油潤滑(C)加切削劑(D)固定夾緊

問題詳情

6.使用圓鋸機切斷鋼管，首要注意的是：
(A)鐵屑清理
(B)注油潤滑
(C)加切削劑
(D)固定夾緊

參考答案

答案：D
難度：非常簡單0.954887
統計：A(0),B(4),C(2),D(127),E(0)

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