A.heavy
B.easily damaged
C.affected by temperature
D.costly relative to the strength ratio
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A.stopper
B.screen
C.filter
D.restrictor
A.rising warm air
B.proximity to a low pressure area
C.inward spiraling circulation
D.clear dry weather
A.Has there been
B.Have there been
C.Has there
D.Have there
A.From
B.By
C.on
D.With
A.Have
B.Has
C.Is there
D.Are there
最新試題
Please supply 200 tons of fresh water（）my ship.
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After sending a message describing the symptoms of an ill crew member，you receive a message containing the code MRL. This means（）.
A fire is discovered in the bow of your vessel while making way. The wind is from ahead at 35 knots. You should（）.
A flooded leg on a liftboat would adversely affect the vessel’s stability underway by（）.
Permanent magnetism is caused by（）.
For the purposes of cargo oil containment，the fixed container under the manifold of an eight-inch loading line must hold a minimum of（）.
A large vessel is equipped with a controllable pitch propeller. Which statement is TRUE?（）
A helmsman receives the command “Right 15 degrees rudder.”The helmsman’s IMMEDIATE reply should be（）.
An inert gas system installed on a tanker is designed to（）.