A.final topping off is occurring
B.first starting to receive fuel
C.hoses are being blown down
D.hoses are disconnected and being capped
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A.at all times
B.during evening hours
C.unless another person is present
D.during drilling operations
A.shall
B.should
C.may
D.would
A.of
B.to
C.on
D.with
A.to
B.on
C.of
D.for
A.urgency or an emergency
B.the vessel's national identity signal
C.a group from the general signal code
D.a group from the medical signal code
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The ship is not very stable，please（）when making a turn.
Geographic range is the maximum distance at which a light may be seen under（）.
Which statement is TRUE concerning radiotelephones on board towing vessels?（）
Which may ignite fuel vapors?（）
Three SHORT BLASTS mean（）.
In battery charging rooms，ventilation should be provided（）.
Proper use shall be made（）radar equipment if fitted and operational.
Should the vessel have no deratisation certificate at the time of her delivery，she（）be held to be unseaworthy.
Which method is used to detect rot in manila lines?（）
Which statement is TRUE about nylon line?（）