1.
infrared laser methane alarm
红外激光甲烷报警器
2.
Portable heating catalytic methane alarm detector
GB13486-1992便携式热催化甲烷检测报警仪
3.
The Concentration of Mathane Monitoring Based on Single Chip Computer;
基于单片机控制的甲烷浓度监控报警仪
4.
A report on the survey and study of the production technology and market of methylchlorosilicane;
甲基氯硅烷的生产技术、市场调研报告
5.
State-of-the-art systems report producing biogas that is more than 95% pure methane.
最新系统报告产生的沼气中甲烷的含量超过95%。
6.
c12-c15 alkyl benzoate
c12-c15烷基苯甲酸
7.
trimethyl silyl acetate
三甲基甲硅烷乙酸酯
8.
They were able to nitrate methane to nitromethane.
他们能将甲烷硝化成硝基甲烷。
9.
alarm display panel
报警显示器报警信息
10.
Red alert! Red alert!@ he said.
“红色警报！红色警报
11.
Although silane has been reported to have an offensive odor, it should not be taken as a warning signal for the presence of dangerous concentrations of the gas.
尽管据报道硅烷有讨厌的气味，不能把它作为危险浓度的气体存在的警告性信号。
12.
METHODS By this method, iodomethane was replaced with bromoethane.
方法以溴乙烷替代碘甲烷进行烷基化反应。
13.
The gas, which is sulphur-free, contains 89-99% methane, up to 6% ethane, and 3% propane.
天然气不含硫，含甲烷88-99％，乙烷6％和丙烷3％。
14.
The Study of Non-oxidative Aromatization of Methane with Propane;
甲烷和丙烷混合烷烃的无氧芳构化研究
15.
"decane:any of various liquid isomers, CH, of the methane series."
"癸烷:甲烷系的任何一种液体异构体,CH"
16.
Any of various liquid isomers, C10H22, of the methane series.
癸烷甲烷系的任何一种液体异构体，C10H22
17.
dodecyl dimethylbenzyl ammonium naphthenate
环烷酸十二烷基二甲苯铵
18.
N-pyrrolidone extraction
n甲基吡咯烷酮抽提