单项选择题
A.Master B.Chief Mate C.Chief Engineer D.First Assistant
The max effluent of the oil content from a ship of 400 ...
单项选择题The max effluent of the oil content from a ship of 400 tons gross tonnage and above other than an oil tanker is（）.
A.less than 100 parts per million B.more than 100 parts per million C.at least 100 parts per million D.100 parts per million
Sufficient cargo tanks shall be（）prior to each ballast ...
单项选择题Sufficient cargo tanks shall be（）prior to each ballast voyage in order that，taking into account the tanker’s trading pattern and expected weather conditions，ballast water is put only into cargo tanks which have been crude oil washed.
A.Inerted B.Crude oil washed C.Gas freed D.Battened down
No person on board any vessel to which Annex V to MARPO...
单项选择题No person on board any vessel to which Annex V to MARPOL 73/78 applies may discharge garbage of any type when（）.
A.less than 12 nautical miles from PRC B.less than 12 nautical miles from nearest land C.in the navigable waters of the PRC D.less than 25 nautical miles from nearest land
