单项选择题
A.stop bleeding B.open airway C.mouth-to-mouth respiration D.call for help
Your assigned emergency station aboard ship can be foun...
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
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
