piston
【机械工程】活塞，内燃机
piston, internanal-combustion engine
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相关词条
solid-skirt piston
moisture separation in the reciprocating-piston pump
piston-ring seat
differential pump (multistage pump, multi-cellular pump, step piston pump)
refuse vehicle with charging piston
intermeshing engagement and intermeshing engagement in rotary-piston machines or engines
differential pump (stepped-piston pump)