A.sweep flames away with water spray
B.shut off the leak
C.use a chemical foam fire extinguisher
D.call t e local fire department
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A.Non-toxic gas
B.oxygen
C.Hydrogen
D.Helium
A.towing bridle
B.main weather cover
C.external lifelines
D.righting strap
A.turned off
B.already
C.almost
D.ready
A.M is not fixed at large angle
B.there is no M at large angles
C.G is not fixed at large angles
D.there is no G at large angles
A.good towing ground
B.good holding ground
C.good grabbing ground
D.good dragging ground
最新試題
Berthing means bringing a vessel to her berth until（）.
Manoeuvring information can not be obtained from（）.
Despite the rising importance and great convenience of the gyrocompass,the magnetic compass still retain its importance because of its（）.
Before any loading takes place any signs of the previous cargo should do（）.
The company should establish and maintain procedures to control all documents and date which are relevant to（）.
In the Northern hemisphere northerly winds may cause temperature（）.
The ISM code is part of（）.
What is it called when it is possible to ignite the vapour above the oil?（）
Your vessel is docking, but not yet alongside. Which line will be the most useful when maneuvering the vessel alongside the pier?（）.
It is dangerous for vessels without the operational radar（）the estuary.