A.last part of the exhaust stroke, and the first part of the intake stroke
B.last part of the intake stroke only
C.early part of the injection stroke only
D.early part of the power stroke
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A.fresh water expansion tank
B.sea water expansion tank
C.thermostatic expansion valve
D.jacket water cooler accumulator
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
最新試題
If a diesel engine is difficult to start and operates with the engine temperatures lower than normal, you should suspect that the （）.
Control of the main propulsion diesel engines can be shifted from the engine room to the wheelhouse from the （）.
White smoke exhausting from an operating diesel engine may indicate （）.
Proper filtering and straining of fuel oil is important because the （）.
In using reduction gears to obtain efficient propeller speeds, （）.
Lube oil cannot be efficiently filtered if its （）.
A diesel engine piston ring face is in direct contact with the （）.
How many power strokes per crankshaft revolution are there in an eight cylinder, two stroke/cycle diesel engine?（）
If the main engine of an unattended engine room shuts down automatically, it will be indicated by an alarm （）.
Lube oil filters remove contaminants more efficiently if the oil being filtered is （）.