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）
最新試題
Which of the following statements is correct concerning heat transfer?（）
When the steering gear is in operation, you should （）.
An increasing head pressure in a refrigeration system, without any corresponding change in the cooling water inlet temperature, would probably be caused by （）.
If the suction pressure at the refrigeration compressor is below normal, the cause can be（）.
If the thermal bulb of an expansion valve is incorrectly placed at the center of the coil instead of the end, it will （）.
An internal bypass is provided on some hydraulic system suction strainers to help reduce the possibility of （）.
Which of the listed pumps is NOT a positive displacement pump?（）
The general purpose of a heat exchanger is to （）.
If you are given the job of adding hydraulic fluid to a mooring winch, and are not certain as to the type of fluid to use, you should （）.
A salinity indicator is used to determine the （）.