單項選擇題

In order to discharge a C0₂ portable fire extinguisher , the operator must first（）.

A.invert the CO extinguisher
B.squeeze the two trigger handles together
C.remove the locking pin
D.open the discharge valve

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單項選擇題

In order to help protect a natural fiber rope from rotting , the line must be（）.

A.dried , and stowed in a place with adequate ventilation
B.stowed in a hot , moist compartment
C.stowed on deck at all times
D.stowed in any compartment

單項選擇題

In order to retrieve an inflatable life raft and place it on deck , you should heave on the（）.

A.lifelines
B.righting strap
C.sea anchor
D.towing bridle

In order to discharge a C02 portable fire extinguisher , the operator must first（）.

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In order to help protect a natural fiber rope from rotting , the line must be（）.

In order to retrieve an inflatable life raft and place it on deck , you should heave on the（）.

In order to discharge a C0₂ portable fire extinguisher , the operator must first（）.