A.fresh water expansion tank
B.sea water expansion tank
C.thermostatic expansion valve
D.jacket water cooler accumulator
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A.The oil temperature is less than the cooling water temperature
B.The oil pressure is less than the cooling water pressure
C.The oil pressure is greater than the cooling water pressure
D.The oil flow control valve is always installed in the oil input line
A.casting interlocking components
B.welding plates to form sections for assembly
C.forging integral components
D.case hardening integral components
A.check and regulate the water level
B.close the air cock once fires are lit
C.blowdown the gage glass
D.crack the steam stop to assure protective steam flow
A.Maintains a constant head on the system
B.Reduces the likelihood of air or steam pockets formation
C.Provides a low pressure point for the addition of makeup cooling water
D.All of the above
A.brass
B.copper
C.iron
D.monel metal or stainless steel
最新試題
Maximum horsepower of a diesel engine is attained （）.
Lube oil filters remove contaminants more efficiently if the oil being filtered is （）.
The most important factor in engine performance is the actual power output at the end of the crankshaft available for doing workThis is known as （）.
To determine if the lube oil filter elements need changing, （）.
The function of diesel engine piston compression rings is to （）.
The ability of the governor to prevent fluctuations in engine speed is termed （）.
The highest pressure in a diesel engine cylinder normally occurs （）.
Proper filtering and straining of fuel oil is important because the （）.
If the main engine of an unattended engine room shuts down automatically, it will be indicated by an alarm （）.
Combustion knock can occur in the cylinders of a diesel engine under any condition permitting （）.