阿摩線上測驗
23. How many two-way radiotelephone apparatus shall be provided on every ocean going cargo ship of 500 gross tonnage and upwards as per SOLAS?
(A) At least 2.
(B) At least 3.
(C) At least 4.
(D) At least 5.
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統計： A(249), B(416), C(67), D(21), E(0) #2929026
統計： A(249), B(416), C(67), D(21), E(0) #2929026
