阿摩線上測驗
4. A fireman's outfit carried onboard cargo vessels must have a __________ .
(A) combustible gas indicator
(B) self-contained breathing apparatus
(C) canister-type gas mask
(D) fresh air breathing apparatus
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統計： A(22), B(514), C(48), D(107), E(0) #1900554
統計： A(22), B(514), C(48), D(107), E(0) #1900554
詳解 (共 2 筆)
fuji7463_108初等錄取
#5552274
(B)
apparatus 儀器 （ machine 機器）
2
0