methane

英 [ˈmiːθeɪn]

美 [ˈmeθeɪn]

n.  甲烷; 沼气

复数：methanes　

TOEFLIELTSTEM8化学

Collins.1 / BNC.13128 / COCA.11180

牛津词典

noun

• 甲烷；沼气
  a gas without colour or smell, that burns easily and is used as fuel. Natural gas consists mainly of methane .

柯林斯词典

• 甲烷；沼气
  Methaneis a colourless gas that has no smell. Natural gas consists mostly of methane.

英英释义

noun

• a colorless odorless gas used as a fuel

双语例句

• Methane is often regarded as the second most important greenhouse gas after carbon dioxide.
  甲烷常被认为是仅次于二氧化碳的重要温室气体。
• Refinery gas is mostly methane and hydrogen produced as a by-product in the many refining processes.
  炼厂气是许多炼油过程中产生的副产品，主要是甲烷和氢气。
• The more industrial China is eyeing fuels such as coalbed methane.
  工业程度更高的中国将目光放在了煤层气等燃料上。
• The chief source of methane is natural gas, but it can also be produced from coal.
  甲烷的主要来源是天然气，但也可以用煤来生产。
• The scope of this kind of goods include natural marsh gas and artificially made methane.
  本货物的范围包括：天然沼气和人工生产的沼气。
• The gas methane has been found both by spacecraft in orbit and by telescopes from earth.
  天然气甲烷都被在轨道中的宇宙飞船和地球上的望远镜所发现。
• Adsorption and desorption characteristics of coal to methane in alternating electric field ( AEF) have been studied.
  对交变电场作用下煤吸附/解吸甲烷特性进行了研究。
• It is significant to prediction of coalbed permeability and resource evaluation of coalbed methane.
  其结果对煤层气资源评价和煤层渗透性预测具有重要的指导意义。
• First, carbon monoxide and hydrogen react to form methane, which has one carbon atom.
  首先，一氧化碳与氢反应，合成只含一个碳原子的甲烷。
• Study on theory and method of coalbed methane project economy evaluation ii.
  煤层气项目经济评价理论与方法研究。