問題詳情
39. 緊急艙底水吸口閥手輪(hand wheel)，依規定應塗什麼顏色?
(A) 黃色
(B) 藍色
(C) 紅色
(D) 黑色
(A) 黃色
(B) 藍色
(C) 紅色
(D) 黑色
參考答案
答案：C
難度：簡單0.880952
統計：A(0),B(0),C(37),D(5),E(0)
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