piston ring

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临近词

Pistono, piston, piston-type shock absorber, piston type regulating valve, Piston type fuel supply pump, piston type knapsack sprayer, piston enchased wearing ring, Piston-liner wear condition, piston reciprocating mud pump, piston diameter at ring lands, piston rod stuffing box gland, piston typed vacuum generator 返回 piston ring