基本解释揮發分同根派生 volatile-matter相关词英汉例句It suggested that the NIR method is preferable for determination of volatile matter with low content in coal with advantages of high precision and efficiency.實騐表明，傅立葉變換近紅外光譜定量分析煤炭的低含量揮發分可行，且分析速度快，精密度高。volatile-matter更多例句