茅香油;香茅油;
The citronella oil content of certain candle formulations was determined by headspace gas chromatography-mass spectrometry.
本文采用顶空进样气相色谱 - 质谱联用法测定蜡烛中香茅油的含量.
By rationally simplifying a mathematical model of batch rectification collum on citronella oil is presented.
通过合理简化,提出了香茅油间歇精馏塔的数学模型.用计算机模拟,获得了较佳的设计及操作方案.
简答网 · 高考英语
简答网 · 考研英语
简答网 · 双语娱乐资讯