基本解释挥发分同根派生 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.实验表明，傅立叶变换近红外光谱定量分析煤炭的低含量挥发分可行，且分析速度快，精密度高。volatile-matter更多例句