單項(xiàng)選擇題

Coast Guard regulations require a shipboard Oil Pollution Emergency Plan to be reviewed（）.

A.annually
B.once every two years
C.once every four years
D.once every five years

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Coast Guard approved buoyant work vests（）.

A.may be substituted for 10 percent of the required life preservers
B.should be stowed adjacent to lifeboats and emergency stations
C.may be used by boat crews and line handlers during lifeboat drills
D.should be used when carrying out duties near a weather deck's edge

單項(xiàng)選擇題

Cargo vessels being navigated，and fitted with emergency lighting and power systems，shall have their emergency systems tested at least once（）.

A.a month
B.in each week
C.in every 6 months
D.in every 12 months

Coast Guard regulations require a shipboard Oil Pollution Emergency Plan to be reviewed（）.

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Coast Guard approved buoyant work vests（）.

Cargo vessels being navigated，and fitted with emergency lighting and power systems，shall have their emergency systems tested at least once（）.

Cargo vessels being navigated，and fitted with emergency lighting and power systems，shall have their emergency systems tested at least once（）.