1.
methane gas produced when vegetation decomposes in water.
植物在水中腐烂产生的甲烷气体。
2.
bromotrifluoromethane gas system
三氟一溴甲烷气体灭火装置
3.
The blast was caused by pockets of methane gas that ignited.
爆炸是由数袋甲烷气体着火引起的。
4.
detector ,firedamp (i.e., methane)
沼气（即甲烷）测定器
5.
methane carrier
甲烷运输船沼气运输船
6.
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％。
7.
Study on the Separation of HCFC-22/HFC-23 Gas Mixture by Membrane;
膜法分离二氟一氯甲烷/三氟甲烷混合气的研究
8.
High temperature oxidation of dichloromethane in air
空气气氛中二氯甲烷的高温氧化特性
9.
The liquids are probably a combination of methane and ethane, given the conditions on Titan and the abundance of methane and ethane gases and clouds in Titan's atmosphere.
按“泰坦”大气中丰富的甲烷和乙烷气体以及“泰坦”上的情形，液体可能是甲烷和乙烷的混合物。
10.
Detection of n-hexane,benzene,toluene and xylene in workplace air by vapor phase chromatography
气相色谱法测定空气中苯、甲苯、二甲苯、正己烷
11.
Gas-Liquid Phase Equilibrium of Methyl Chloride-N-Hexane Binary System;
一氯甲烷—正己烷二元体系气液相平衡研究
12.
an oil lamp that will not ignite flammable gases (methane).
不会点燃可燃性气体（甲烷）的油灯。
13.
were it not constantly being burped into the atmosphere
不断有甲烷释放到大气中去，
14.
The explosive mixture of firedamp and air.
甲烷和空气的爆炸混合物
15.
The characteristics of conversion processes and sorts of reactor are discussed.
用甲烷作原料制备氢气有重要意义。
16.
Patial Oxidation of Methane to Syngas over Ni-based Catalysts;
Ni基催化剂上甲烷部分氧化制合成气
17.
Trihalomethanes in drinking water reduction through air stripping
空气吹脱法去除饮用水中的三卤甲烷
18.
Syngas methanation with reaction heat carried by steam recycling generated from waste heat
余热蒸汽循环载热的煤气甲烷化工艺