A、later and close sooner
B、sooner and close later
C、sooner and close sooner
D、later and close later
更多“Excessive valve lash in an auxiliary diesel engine will cause the valves to open（）”相关的问题
A、A.increased engine breathing efficiency B、B.excessive valve lash C、C.excessive lube oil consumption D、D.lower than normal fuel consumption
A、clearance between the top of the valve stem and the rocker arm B、compression of the valve springs C、clearance between the valve seat inserts and the head D、out of roundness of the fuel injection cams
A、A.burned exhaust valves B、B.excessive spring compression C、C.spring surge D、D.worn valve seats
A、worn valve seats B、worn main bearing C、excessive valve clearance D、weak rocker arm springs
A、pressure vacuum relief valves B、excess flow valves C、safety relief valves D、flame screens
A、worn cylinder liner B、faulty cylinder relief valve C、excessive lube oil pressure D、excessive scavenge air pressure
A、A.Excessive valve train lubrication B、B.Leaking standby oil cooler core C、C.Excessive lube oil pressure D、D.Excessive lube oil in the system
A、bunker at a normal rate B、check for kinks in hose C、close valves slowly D、shut valves before topping off
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