單項(xiàng)選擇題

When did you check the contents of C0₂ cylinders（）.

A.by counting
B.by calculating
C.by weighing
D.by filling

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單項(xiàng)選擇題

When does a pilot say make all lines fast ? He says it when（）.

A.the ship is very close to the pier
B.the ship is about to be in position
C.the ship is in position
D.the ship is getting alongside the pier

單項(xiàng)選擇題

When launching a lifeboat in the rough sea, the davit gears should be released（）.

A.before the boat is lowered from the stowed position
B.as the boat fall blocks break clear of the davit head
C.before the boat is lowered from the embarkation level
D.after the boat is released into the water

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When did you check the contents of C02 cylinders（）.

你可能感興趣的試題

When does a pilot say make all lines fast ? He says it when（）.

When launching a lifeboat in the rough sea, the davit gears should be released（）.

When did you check the contents of C0₂ cylinders（）.