positive-displacement pump
... positive zone pressurization 分区正压透风 positive-displacement pump 正排量泵 possible cause 年夜概缘故起因 ...
positive placement pump
positive correction 正修正 positive placement pump 正排量泵 positive pressured powered dust hood and blouse 气体供给式滤尘头罩及上衣 ..
positive displacement type pump
... positive displacement pump;正排量泵 positive displacement type pump;正排量泵 positive end;正端 ...
positive displacement
... 柱塞泵 pump; plunger 正排量泵 pump; positive displacement 动力泵 pump; power ...