基本解釋[機(jī)械工程]上密封試驗(yàn)上彌縫實(shí)驗(yàn)英漢例句雙語(yǔ)例句The impact method adopts the flange two ends seal, contracting & pressing clamp valve flange back working test.壓緊方法采用法蘭端面密封,抱壓爪夾緊閥門(mén)法蘭背面進(jìn)行工作試驗(yàn)。back seal test更多例句詞組短語(yǔ)短語(yǔ)seal oil back up test 密封裝置反饋試驗(yàn)back seal test更多詞組專業(yè)釋義機(jī)械工程上密封試驗(yàn)上彌縫實(shí)驗(yàn)