問題詳情
10.鋼管採螺紋接合，常用電動絞牙機施工，下列何者不是電動絞牙機功能？
(A)切斷
(B)絞牙
(C)絞孔
(D)削內毛邊
(A)切斷
(B)絞牙
(C)絞孔
(D)削內毛邊
參考答案
答案：C
難度：簡單0.715976
統計：A(28),B(2),C(121),D(18),E(0)
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