piston
活塞环倒角磨床
piston ring chamfer grinding machine
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相关词条
moisture separation in the reciprocating-piston pump
differential pump (multistage pump, multi-cellular pump, step piston pump)
piston with inserted ring carrier
rotary-piston pump
refuse vehicle with charging piston
combination of rotary-piston pumps with oscillating-piston pumps
differential pump (stepped-piston pump)