煤气

• They urged reduced utility rates for hard-pressed residential users .
  他们强烈要求对经济困难的居民用户降低电力煤气价格。
• In 1963, we evaluated an infrared vacuum combustion, gas heating system .
  在1963年，我们使用了内燃真空燃烧器的煤气加热系统。
• Gasfired heaters should not be used in corrosive or explosive atmosphere .
  燃烧煤气的加热器不宜用于有腐蚀性或危险性的气体中。
• The german gas chambers and crematoriums were not brilliant innovative works of genius .
  德国人的煤气室和焚尸炉并不是辉煌的、首创的天才杰作。
• Coal-gas, obtained from the distillation of coal is mainly a mixture of hydrogen and methane .
  煤经蒸馏以后所得到的煤气主要是氢气和甲烷的混合物。
• We sometimes refer to electricity, gas or petrol as if they were the actual sources of power .
  我们有时提起电、煤气或汽油，就好象它们是动力的真正来源。
• The shell of an electrical appliance is grounded by attaching it with a wire to a gas or water pipe .
  一个电器的外壳接地是用一根导线把它联到煤气或水管上。
• This practice of underground storage is being widely used by the gas industry in many countries .
  这种地下储存的方法，目前正广泛地为许多国家的煤气工业所采用。
• The gas and petrol are examples of secondary fuels by which coal and oil may be more effectively used .
  焦炭，煤气和汽油是更加有效地利用煤和石油的第二级燃料的范例。
• Gas burners are ignited by a high-voltage spark in a pilot gas stream or by an electrically heated wire .
  煤气烧嘴可在引火煤气流中用高压电火花点火，亦可用电热丝点火。