A.the exhaust valves
B.the fuel valves
C.indicator cocks
D.the fuel pumps
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A.the indicating cock
B.the starting valve
C.air inlet valve
D.the exhaust valve
A.after TDC
B.before TDC
C.after BDC
D.before BDC
A.after TDC
B.before TDC
C.after BDC
D.before BDC
A.oil
B.sea water
C.refrigerant
D.fresh water
A.half the engine speed
B.twice the engine speed
C.the engine speed
D.four times the engine speed
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