单项选择题
A.station bill B.clearance papers C.certificate of inspection D.permit to proceed
The minimum amount of oxygen required to support life i...
单项选择题The minimum amount of oxygen required to support life is（）
A.14 percent B.15 percent C.16 percent D.17 percent
What type of oil is not covered in the oil pollution la...
单项选择题What type of oil is not covered in the oil pollution law?（）
A.mineral oil B.machinery oil being transferred for shipboard use C.crude oil unrefined D.normal bilge oil and water
The pollution prevention regulations state that slop oi...
单项选择题The pollution prevention regulations state that slop oil and sludge that result as part of normal fueling operations should be disposed of by （）
A.discharging ashore into the sewer system B.sealing in disposable plastic barrels aboard ship C.discharging into a shore tank or stop barge D.dumping into the ship’s bunker tanks
