Non-methanehydrocarbons in the gas sample are analyzed simultaneously by GC with double columns and double FIDs.
介绍了用双柱双氢火焰离子化检测器同时进样气相色谱法分析气体样品中非甲烷烃。
2
It is instead an exotic climate of hydrocarbons that features methane and ethane.
而是一种以甲烷和乙烷为标志的烃类物质的大气循环。
3
It's produced for industrial purposes chiefly by a catalyzed reaction between hydrogen and carbon monoxide or carbon dioxide, or by oxidation of methane and other hydrocarbons.