基本解釋[機(jī)械工程]固定式球閥英漢例句雙語例句The installation 1, Qudiao flange end of the Flange-connection fixed ball valve protective cover on both sides, in the valve fully open state to wash clean.安裝1、取掉法蘭耑兩邊的保護(hù)蓋，在閥完全打開的狀態(tài)下進(jìn)行沖洗清潔。fixed ball-valve更多例句詞組短語短語O -fixed flange ball valve pneumatic 法蘭式氣動(dòng)型固定球閥fixed ball-valve更多詞組專業(yè)釋義機(jī)械工程固定式球閥