1·Lillehammer's opening ceremonies featured a giant Olympic Torch burning biogas produced by rotting vegetation.
利勒哈默尔的开幕式上有一个巨大的奥运火炬，它是由腐烂植物产生的沼气燃烧着的。
2·"A tank is enough to get you around the region for the day, but you have to plan ahead," Martin Risberg, a county engineer, said as he filled a biogas Volvo.
“一个油箱就足够让你在这一地区转上一天，但你必须提前计划。”该县工程师马丁·里斯伯格一边给一辆沼气沃尔沃加满油，一边说。
3·Both natural gas and biogas create emissions when burned, but far less than coal and oil do.
天然气和沼气燃烧时，都会产生二氧化碳，但是要比煤和石油少得多。
4·These include liquefied petroleum gas, but also alternatives like biogas, managed charcoal and processed briquettes.
“这包括使用液化石油气，但是也有其他方案，例如沼气、木炭和经过处理的煤饼”。
5·Another plus is that biogas plants can devour vast quantities of manure that would otherwise pollute the air and could affect water supplies.
沼气工厂的另外一个好处是可以消除大量肥料，否则这些肥料就会污染空或者水源。
1·Farmers recycle straw, grass and animal waste to make biogas.
农民们回收麦秆、草和动物粪便来制造生物气。
2·The steady (subsidence) stage of the Quaternary was the period of biogas accumulation.
第四纪盆地稳定沉降阶段为生物气聚集成藏时期。
3·What is the total biogas production rate per hour?
什么是每小时总生物气产量？
4·Based on the characteristics of carbon isotope and components of gas in this field, it is believed that the gas is unlikely a mixture of biogas and the lower thermogenesis natural gas.
基于该气田天然气的组成和碳同位素特征认为，该气田的天然气也不可能是生物气与下部热成因天然气混合的产物。
5·It is suggested that the sandy lenticular bodies of alluvial flat and neritic facies are favourable reservoir zones for ultra shallow biogas exploration.
河漫滩相和浅海相砂质透镜体为超浅层生物气最有利和较有利的储集带。