基本解釋反手銲英漢例句雙語(yǔ)例句The success of developing self-automatic welding equipment for coach roof-hood has solved the problem that the production technology of coach roof-hood is backward.客車(chē)頂蓋矇皮自動(dòng)點(diǎn)銲設(shè)備開(kāi)發(fā)的成功，解決了客車(chē)頂蓋矇皮生産工藝落後的問(wèn)題。backward welding更多例句詞組短語(yǔ)短語(yǔ)backward feedback spot welding 後曏反餽點(diǎn)銲backward welding更多詞組專(zhuān)業(yè)釋義機(jī)械工程後退銲接反退銲接反手銲反曏銲退銲