A.aid in the stripping and cleaning of cargo tanks
B.increase the rate of discharge of cargo
C.force toxic and explosive fumes from a cargo tank to vent to the outside atmosphere
D.lower the oxygen levels inside cargo tanks，making explosion nearly impossible
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A.with
B.has
C.have
D.had
A.Apply ice-cold compress and renew every 4 hours
B.Commence artificial respiration immediately
C.Give enema
D.Pass catheter into bladder
A.prevent engine overheating
B.have proper air/gasoline fuel mixture ratio
C.be liquid- and vapor-tight
D.supply sufficient air to the intake manifold
A.When dead in the water，it is often difficult to find the neutral position and slight headway or sternway may result
B.When going directly from full ahead to full astern，there is complete steering control
C.When the vessel has headway and the propeller is in neutral，there is no effect on rudder control
D.When maneuvering in port，full ahead or astern power can usually be obtained without changing shaft RPM
A.annular blowout preventer
B.annulus
C.accumulator
D.automatic choke
最新試題
A fire is discovered in the bow of your vessel while making way. The wind is from ahead at 35 knots. You should（）.
A helmsman receives the command “Right 15 degrees rudder.”The helmsman’s IMMEDIATE reply should be（）.
After sending a message describing the symptoms of an ill crew member，you receive a message containing the code MRL. This means（）.
All ships（）suspected infectious disease on board should radio information to Port Health Officer.
An inert gas system on a tanker should be used to（）.
Cargo transfer operations on a tank vessel need NOT be stopped when（）.
A fire has broken out on the stern of your vessel. You should maneuver your vessel so the wind （）.
A large vessel is equipped with a controllable pitch propeller. Which statement is TRUE?（）
How could lashing gear used aboard Ro-Ro vessels be stowed when not in use? （）
It is not necessary to declare（）in MARITIME HEALTH DECLARATION.