A.cutting off the supply of oxygen
B.removing the fuel
C.cooling below the ignition temperature
D.spraying with water
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A.on line to the fire main
B.kept available for use on the fire main at all times
C.capable of being connected to the fire main
D.rated at or above 125 psi
A.persons in the space wear gas masks
B.persons in the space wear damp cloths over their mouths and nostrils
C.ventilation system is secured and all persons leave the space
D.ventilation system is kept operating
A.shape
B.shallow draft
C.large sail area
D.All of the above
A.Running into head seas
B.Running in the trough
C.Running with following seas
D.Anchored with your bow into the seas
A.brought to a position with the stern into the seas
B.allowed to take its own head
C.brought to lay in the trough
D.brought bow into the seas
最新試題
An obstruction on a helideck is any object that might present a hazard to the（）.
Aboard a survival craft，ether can be used to（）.
Seasickness is caused by rolling or rocking motions which affect fluids in the（）.
Steering a motor lifeboat broadside to the sea could cause it to（）.
A person may operate an air compressor in which of the following areas on board a tank barge?（）
Inflatable liferafts are less maneuverable than lifeboats due to their（）.
If the coxswain of your lifeboat gives the command HOLD WATER you should（）.
Severe exposure to chlorine gas can be fatal. Chlorine gas is primarily a（）.
Releasing oil from the sea anchor of a lifeboat may（）.
AN ILLNESS PREFERABLY OF AN INFECTIOUS NATURE SEIZING MORE THAN TWO PERSONS ON BOARD AT THE SAME TIME defines（）.