A.oil
B.sea water
C.refrigerant
D.fresh water
您可能感興趣的試卷
你可能感興趣的試題
A.a flash generator
B.a flash evaporator
C.a vacuum boiling evaporator
D.a boiler
A.lower than
B.higher than
C.as much as
D.the same as
A.overboard
B.a bilge well
C.a slop tank
D.a hot well
A.by trial and error
B.by and large
C.automatically
D.very easily
A.catch plates
B.dampers
C.regulating valves
D.fans
最新試題
An internal bypass is provided on some hydraulic system suction strainers to help reduce the possibility of （）.
When the steering gear is in operation, you should （）.
On tank vessels equipped with power operated cargo tank valves, the type of power operator most commonly used is （）.
Which of the problems listed would came the discharge temperature of an R-12 refrigeration compressor to increase?（）
Which of the listed pumps is NOT a positive displacement pump?（）
The output volume of a positive fixed displacement pump can be changed only by （）.
If the head pressure of a reciprocating refrigeration compressor is excessive, （）.
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 pressure drop through the refrigerant liquid line may cause （）.
A salinity indicator is used to determine the （）.