单项选择题
A.one year B.two years C.four years D.five years
The shipboard oil pollution emergency plan will be inva...
单项选择题The shipboard oil pollution emergency plan will be invalid after （）
Prior to a ship’s departure, （） may not always be teste...
单项选择题Prior to a ship’s departure, （） may not always be tested.
A.fire fighting pump B.the steering gear C.life boat engine D.the main engine
Prior to a ship’s departure from any port （） should be ...
单项选择题Prior to a ship’s departure from any port （） should be tested with deck officer to ensure satisfactory operation.
