A.The cylindrical barrel is coupled to the motor
B.The cylindrical barrel has an odd number of bores
C.The bores end in sockets
D.The sockets fit in the swash plate
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A.The rams work inside cylinders
B.The cylinders have glands sealing their open ends
C.The rams are connected to a cross-head
D.The cross-head is mounted on the rudder stock
A.keep the air from being carried into the engine
B.keep the moisture from being condensed
C.keep the danger from being carded into the engine
D.take away the condensate from the air
Which of the following operations need to be entered on the Oil Record Book Part I? ()
(1) Ballast of fuel oil tanks
(2) Condition of oil discharge monitoring and control system
A.(1)only
B.(2)only
C.both(1)and(2)
D.neither(1)nor(2)
Which of the following operations need to be entered on the Oil Record Book Part I?()
(1) Cleaning of fuel oil tanks
(2) Internal transfer of fuel oil
A.(1)only
B.(2)only
C.both(1)and(2)
D.neither(1)nor(2)
Which of the following operations need NOT to be entered on the Oil Record Book Part I?()
(1) Disposal of oil residues
(2) Internal transfer of fuel oil
A.(1)only
B.(2)only
C.both(1)and(2)
D.neither(1)nor(2)
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Which of the following problems could cause the high pressure cutout switch to shut down the compressor in a refrigeration system?()
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Pitting in the suction areas of a centrifugal pump bronze impeller is usually caused by ().
On tank vessels equipped with power operated cargo tank valves, the type of power operator most commonly used is ().
The general purpose of a heat exchanger is to ().
The output volume of a positive fixed displacement pump can be changed only by ().
If the suction pressure at the refrigeration compressor is below normal, the cause can be().
A salinity indicator is used to determine the ().