A、invade
B、provide
C、detergent
D、neutralize
更多“The oil lubricating diesel engine cylinders usually contain additives formulated to impart a high degree of alkalinity to （） the acid conditions.”相关的问题
A、dropping lube oil for lubrication, reducing the pollution to the sea B、setting a temporary gravity oil tank and enhanced the position properly C、lubricating with the used lube oil D、lubricating with the fresh water and navigation in a lower speed
A、A.provide a reservoir for cylinder lubrication B、B.pump oil into the combustion space for cylinder cooling C、C.prevent excessive lubricating oil consumption D、D.allow hydraulic oil film formation on the cylinder
A、internal crankshaft passages B、immersion in oil C、splash lubrication D、injection lubrication
A、filter to remove the fuel oil B、use the settler to remove the fuel oil C、remove the fuel oil by centrifuging D、drain and then renew the lube oil supply
A、compressor lubrication will be improved B、oil will not leave the crankcase C、compressor valves will be damaged D、oil may congeal in the evaporator
A、the purifier driving gears are lubricated by the reclaimed B、oil as it leaves the bowl all dirt and sludge are automatically discharged with the cooling water C、sealing water must never be supplied until after oil is fed to the unit D、deterioration of the bowl ring gasket will cause the purifier to lose its water seal
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