A、transfer heat from the cylinder to the piston
B、scrape oil from the sides of the piston
C、seal the combustion space from the crankcases
D、prevent any piston contact with the cylinder liner
更多“Piston compression rings used in a diesel engine function to （）”相关的问题
A、prevent piston side thrust B、prevent engine friction losses C、transmit heat from the piston to the cylinder liner D、remove oil from the cylinder combustion space
A、seal the space between the piston and liner B、transmit heat from the piston to the cylinder liner C、reduce the amount of combustion gas blow-by D、all of the above
A、A.Used of bimetallic piston rings B、B.Ring gap pre-tensioning C、C.Thermal increase in ring-end clearance D、D.Gas pressure acting against the back of the ring
A、Shape of the piston crowns B、Increasing the compression ratios C、Increasing the piston crowns D、Increasing the turbocharger gear ratio
A、wide compression rings are used B、oil rings are located above the piston C、chromium plating is used on all piston rings D、oil rings are located near the bottom of the piston skirt
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