基本解釋[經(jīng)濟(jì)學(xué)]球形截止止廻閥英漢例句雙語例句Many applications require gate, globe and stop-check valves to use gearing to reduce the hand wheel rimpull and thus allow one man to manually seat or unseat the valve.許多實(shí)際應(yīng)用要求牐閥、截止閥和截止止廻閥採(cǎi)用齒輪裝置來降低手輪的邊緣拉力,使得靠一個(gè)人的力量就可以啓閉閥門。globe stop check valve更多例句詞組短語短語globe e stop check valve 球形截止止廻閥globe stop check valve更多詞組專業(yè)釋義經(jīng)濟(jì)學(xué)球形截止止廻閥