positive displacement crescent type gear pump
positive displacement grout pump
positive displacement pump
排量式泵
容积式泵
阳性金属
正排量泵
容积式真空泵
正排量式泵
正置换型泵
容积泵
positive displacement self-priming progressive cavity rotary pump
positive displacement type pump
positive-displacement pump
positive-displacement seawater(fresh water)pump
sodium pump (=sodium-potassium pump =Na-K pump)
positive electrode [= positive pole]
positive-negative-positive
conversion for performance of model pump to actual pump
Duty pump and spare pump
fuel pump with vacuum pump
ion-sorption pump (=ion pump)
pump-control-pump technique
steam pump and electric pump