A.Too larger
B.Too smaller
C.Excess
D.Excessive
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A.An air compressor
B.An indicator cock
C.An air distributor
D.A safety valve
A.Large passenger vessels
B.General cargo ships
C.Container ships
D.Oil tankers
A.Cylinder cover
B.Main bearing
C.The exhaust valve
D.The piston movement
A.The bedplate
B.The column
C.The main bearing
D.The double bottom
A.Because
B.Owing to
C.For
D.No matter
最新試題
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 （）.
The minimum speed an engine must attain before ignition can occur depends upon （）.
Lube oil cannot be efficiently filtered if its （）.
In using reduction gears to obtain efficient propeller speeds, （）.
Diesel engine control can be obtained by the bridge （）.
White smoke exhausting from an operating diesel engine may indicate （）.
Lube oil filters remove contaminants more efficiently if the oil being filtered is （）.
Combustion knock can occur in the cylinders of a diesel engine under any condition permitting （）.
If the water level dropped rapidly in the expansion tank of a closed diesel engine cooling water system, you should suspect a （）.
The highest pressure in a diesel engine cylinder normally occurs （）.