A.by cooling sea water
B.by heating sea water
C.by evaporation of sea water
D.by purifying sea water
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A.temperature
B.water level
C.pressure
D.rate of flow
A.engine
B.sea water pump
C.cylinder cooler
D.fresh water generator
A.fresh water
B.vapor
C.mixture
D.liquid
A.temperature
B.pressure
C.velocity
D.heat
A.symptoms
B.samples
C.traces
D.tracks
最新試題
When the steering gear is in operation, you should （）.
If the thermal bulb of an expansion valve is incorrectly placed at the center of the coil instead of the end, it will （）.
Thermostatic expansion valves can be adjusted for （）.
Which of the listed pumps is NOT a positive displacement pump?（）
Which of the problems listed would came the discharge temperature of an R-12 refrigeration compressor to increase?（）
A gradual decrease in the discharge pressure of an operating hydraulic pump can be caused by （）.
The general purpose of a heat exchanger is to （）.
On tank vessels equipped with power operated cargo tank valves, the type of power operator most commonly used is （）.
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 （）.
If the suction pressure at the refrigeration compressor is below normal, the cause can be（）.