阿摩線上測驗
9. What purposes is not compressed air used on board ship?
(A) Starting engine
(B) Supply engine for burning
(C) For pneumatic tools
(D) Cleaning equipment
答案：登入後查看
統計： A(135), B(707), C(202), D(200), E(0) #2778104
統計： A(135), B(707), C(202), D(200), E(0) #2778104
