單項(xiàng)選擇題The terminal indicates to you that they are going to use a booster pump to assist the discharging operation. You start the discharge,and in a few minutes the pressure drops sharply. This could be a result of the().

A.booster pump coming on the line and discharging properly
B.booster pump failing to start
C.booster pump being lined up in the wrong direction
D.ship's pump speeding up


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1.單項(xiàng)選擇題The term Loading and unloading Cargo means().

A.arranging cargo
B.shipping cargo
C.cargo handling
D.weighing cargo

2.單項(xiàng)選擇題The term DISCHARGE,as it applies to the pollution regulations,means().

A.spilling
B.leaking
C.dumping
D.All of the above

4.單項(xiàng)選擇題The ship()about 1/2 miles southward of the lighthouse.

A.moors
B.moor
C.is moored
D.mooring

5.單項(xiàng)選擇題The proper place()the sling is made up is the square of the hatch.

A.which
B.where
C.when
D.how