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
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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）
A.telemeter
B.telemanometer
C.telemotor
D.telemometer
最新試題
Which of the problems listed would came the discharge temperature of an R-12 refrigeration compressor to increase?（）
One cause of high head pressure occurring in a refrigeration system can be （）.
The major source of chemical contaminants in hydraulic fluid is （）.
An internal bypass is provided on some hydraulic system suction strainers to help reduce the possibility of （）.
When a refrigeration compressor has developed a high head pressure as a result of a refrigerant overcharge, you should （）.
Low compressor head pressure in a refrigeration system can be caused by（）.
Which of the listed pumps is NOT a positive displacement pump?（）
The control mode in which the final control element is moved from one of two flexed positions to the other is known as （）.
Which of the following statements is correct concerning heat transfer?（）
If the head pressure of a reciprocating refrigeration compressor is excessive, （）.