14. Practical and specific knowledge for operations, maintenances and the characteristics of shipping machineries are majorly acquired from the ________.
(A) property book
(B) log book
(C) manuals
(D) lists
答案:登入後查看
統計: A(5), B(7), C(13), D(2), E(0) #3352420
統計: A(5), B(7), C(13), D(2), E(0) #3352420