A.The cranes may be operated independently
B.The cranes may be interconnected for twin operation
C.The cranes are powered by independent internal combustion power units
D.All of the above
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A.Lock the turbine rotor and slowly bleed in steam until operating temperature is reached
B.Run the pump at high speed with the discharge valves closed
C.Run the turbine at slow speed with the pump disconnected
D.Shut the discharge valve and run the pump at slow speed
A.The loading dock
B.The midpoint of the barge
C.Within 25 feet of the pump engine
D.Above the forward rake end
最新試題
Which of the following statements is FALSE concerning cranes being installed on the centerline of vessels（）.
Which of the following statement（s）is/are FALSE regarding a twin pedestal crane set （）.
When using slings，cargo handlers should take all the following precautions except（）.
Pedestal cranes have limit switches to restrict movement of which function（s）（）.
Which statement comparing a shipboard crane to conventional gear is TRUE（）.