449 . U 型螺栓管夾之最佳特性為 (A) 防鬆 (B) 防震 (C) 防滑 (D) 防熱。

問題詳情

449 . U 型螺栓管夾之最佳特性為
(A) 防鬆
(B) 防震
(C) 防滑
(D) 防熱。

參考答案

答案：B
難度：簡單0.786517
統計：A(14),B(70),C(5),D(0),E(0)

上一篇 : 4. The teacher sat there and watched _____ for a few minutes.(A) he singing (B) her to talk (C) we d
下一篇 : 【題組】(c) At a concentration of 1 M, the molar conductance A of propionic acid is 1.4 x 10-4 Ω What is