单项选择题
Your assigned emergency station aboard ship can be found on the ship’s （）
A.station bill B.clearance papers C.certificate of inspection D.permit to proceed
单项选择题 The minimum amount of oxygen required to support life is（）
单项选择题 What type of oil is not covered in the oil pollution law?（）
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 （）
