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全部科目 > 水路交通运输技能考试 > 海船船员考试 > 船舶管理(轮机专业) > 轮机英语 > 船舶电气与船舶安全

单项选择题

Drinking salt water will （）

A.be safe if mixed with fresh water
B.prevent seasickness
C.promote urine excretion
D.protect against heat cramps

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单项选择题

Immediately after abandoning a vessel, lookouts should be posted aboard liferafts to look for（）

A.survivors in the water
B.food and water
C.land
D.bad weather

单项选择题

When administering artificial respiration to an adult, the breathing cycle should be repeated about （）

A.12 to 15 times per minute
B.18 to 20 times per minute
C.20 to 25 times per minute
D.as fast as possible

单项选择题

When administering artificial respiration, it is of the utmost important to （）

A.use the mouth-to-mouth method
B.clear airways
C.use rhythmic pressure method
D.know all approved methods

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