• 2、 煤成气 和煤层气 煤成气 （ Coal gas ）是与煤系有关的 天然气，即含煤地层中的煤和分散有机 质在煤化过程中生成的天然气，它与煤 层气（Coal bed gas）不同，后者指残...
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oxy-coal gas flame 氧煤气焰
coal-gas producer 煤气发生炉
coal gas station 煤气站
coal gas producer 煤气发生炉 ; 煤气
coal gas generator 煤气发生炉
coal gas engine 煤气机
coal-gas outburst 煤与瓦斯突出 ; 煤瓦斯突出
coal gas blower 煤气鼓风机
Coal gasification wastewater is produced in the process of coal gas cooling, washing and purification.
煤气废水是在煤气生产过程中,由于冷却、洗涤、净化等工艺处理而产生的。
参考来源 - 煤气化废水萃取脱酚及其深度处理The coal gas has a higher caloric content.
龙口油页岩煤气热值较高,满足城市煤气的热值要求。
参考来源 - 煤、油页岩热解与共热解研究·2,447,543篇论文数据，部分数据来源于NoteExpress
以上来源于: WordNet
N a mixture of gases produced by the distillation of bituminous coal and used for heating and lighting: consists mainly of hydrogen, methane, and carbon monoxide 煤气
Coal gas rivaled smoky oil lamps and flickering candles, and early in the new century, well-to-do Londoners grew accustomed to gaslit houses and even streets.
煤气可与烟雾缭绕的油灯和摇曳不定的蜡烛相媲美，在新世纪之初，富裕的伦敦人逐渐习惯了有煤气照明的房子，甚至街道。
At that time, the coal gas of my home had changed to pipe and the former gas pot was useless.
那时，我家煤气改管道，原来的罐子没用了。
ii. Tap water, heating, air conditioning, hot water, coal gas, lipuefied petroleum gas, naturalgas, methane gas, coal/charcoal products for household use;
自来水、暖气、冷气、热水、煤气、石油液化气、天然气、沼气、居民用煤炭制品；
Greenhouse gas emissions, such as carbon dioxide, are created in part by burning oil and coal for transportation and electricity.
VOA: special.2009.12.26
Any device that burns fuels such as coal,oil or wood can create the gas.
VOA: special.2010.02.02
Does measures seem to low emissions of greenhouse gases by raising the cost of gasoline, coal,natural gas and other fossil fuels.
VOA: standard.2009.12.12
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