piston reciprocating mud pump  活塞往复式泥浆泵

reciprocating piston-diaphragm pump  往复式活塞隔膜泵

reciprocating single piston pump  往复单缸活塞泵

borehole reciprocating pump  往复式井下泵

constant flow reciprocating pump  凸轮

direct-acting reciprocating pump  直接联动往复泵

double action reciprocating pump  双作用活塞式往复泵; 双作用往复泵

duplex acting steam-driven reciprocating pump  双作用蒸汽往复泵

duplex reciprocating pump  双筒往复泵; 双缸往复泵; 反射聚光器

electric reciprocating pump  电动往复泵

high pressure reciprocating pump  阀板; 高压往复泵

High-pressure reciprocating pump  高压往复泵

hydrodynamic piston reciprocating seal  液压缸活塞密封

piston reciprocating compressor without clearance volume  无余隙活塞往复压缩机

piston reciprocating rock drill  活塞往复式凿岩机

Power reciprocating pump  机动往复泵

pump reciprocating  抽油泵

reactor recirculating pump  反应堆再循环泵

reciprocating (piston) compressor  活塞式压缩机