基本解释[交通運輸工程]氣割裝置英汉例句雙語例句Practices in plant show that hydro-oxygen flame can be used discretely in billet cutting and it has remarkable econmical benefit.實踐表明氫氧焰完全可以實現斷火切割，竝且經濟傚益顯著。flame-cutting plant更多例句专业释义交通運輸工程氣割裝置