22 棄船演習時,每隔多少個月救生艇要實際吊放下水行駛一次?
(A)1
(B)3
(C)6
(D)9
答案:登入後查看
統計: A(4), B(10), C(0), D(0), E(0) #1198542
統計: A(4), B(10), C(0), D(0), E(0) #1198542