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- To explore the indoor air quality of Peking university,the concentrations of carbon monoxide(CO),carbon dioxide(CO 2) and non methane hydrocarbons (NMHC) in the indoor air were measured in different types of rooms of Peking university. 为了解北京大学园区室内空气质量，对园区不同类型房屋内CO、CO2与NMHC（非甲烷烃）浓度进行测定。
- methane hydrocarbon 甲烷系烃
- Methane may have extraterrestrial significance. 甲烷具有星际意义。
- Methane is said to be hydrophobic. 甲烷被称为疏水的。
- They were able to nitrate methane to nitromethane. 他们能将甲烷硝化成硝基甲烷。
- The petroleum hydrocarbon is called hexane. 己烷是一种石油碳氢化合物。
- The hydrocarbon must be an alkene. 这个碳氢化合物必定是烯烃。
- The rest is mostly methane and ammonia. 其余的几乎都是甲烷和氨。
- Must be some kind of methane buildup. 应该是沼气集聚起来了.
- Any of various hydrocarbon pesticides, such as DDT, that contain chlorine. 有机氯一种含氯的碳氢化合物杀虫农药，如滴滴涕杀虫剂
- Study of Particulate Methane Monooxygenase From M. 颗粒性甲烷单加氧酶的研究。
- It's based on hydrocarbon resin. 以烃类树脂为基料制成的耐热铝粉漆。
- Advances in Methane Emission from Rice Paddies. 水田甲烷排放研究进展。
- Shanghai Jinsen Hydrocarbon Resins Co., Ltd. 上海金森石油树脂有限公司。
- Methane Hydrate - an alternative fuel source? 甲烷水合物-替代燃料来源?
- The hydrocarbon radical,C6H13,having valence1. 己基碳氢化合物基，C6H13，原子价为
- And a small amount of methane and ammonia. 再加上少量的甲烷和阿摩尼亚。
- The hydrocarbon radical, C6H13, having valence1. 己基碳氢化合物基，C6H13，原子价为1
- Termites produce a lot of methane. 白蚁能够产生大量的甲烷。
- A brown-to-black, soft, elastic hydrocarbon resin. 弹性沥青一种深棕色，柔软可弯曲的烃树脂
