• The chromatographic characteristic in CCl 4 solution was studied. These results showed that this derivative could probably be a kind of standard for the measurement of trace formaldehyde in air.

    应用气相色谱研究四氯化碳溶液中的色谱分离分析性质,结果表明之作为标准用于空气中甲醛分析可行的。

    youdao

  • The chromatographic characteristic in CCl 4 solution was studied. These results showed that this derivative could probably be a kind of standard for the measurement of trace formaldehyde in air.

    应用气相色谱研究四氯化碳溶液中的色谱分离分析性质,结果表明之作为标准用于空气中甲醛分析可行的。

    youdao

$firstVoiceSent
- 来自原声例句
小调查
请问您想要如何调整此模块?

感谢您的反馈,我们会尽快进行适当修改!
进来说说原因吧 确定
小调查
请问您想要如何调整此模块?

感谢您的反馈,我们会尽快进行适当修改!
进来说说原因吧 确定