单项选择题
A.paint peeling off the uptake B.no operation procedures for the oil separators C.one of ship’s certificates required is invalid D.damaged sanitary pump
Before the oily water is installed on board ships, it m...
单项选择题Before the oily water is installed on board ships, it must have （）
A.IOPP B.type approval certificate C.cargo ship safety equipment certificate D.cargo ship safety certificate
The International Air Pollution Prevention Certificate ...
单项选择题The International Air Pollution Prevention Certificate (IAPP) is issued to（）
A.ships of above 200 GT to MARPOL B.every ship of 400 GT and above C.all ships D.ships of more than 200 GT but less 400 GT
The International Sewage Pollution Prevention Certifica...
单项选择题The International Sewage Pollution Prevention Certificate (ISPP) is issued to （）
