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汉语拼音：yóu yè yán

也叫油母页岩。页岩的一种。灰、褐、黑等色，比一般岩石轻、软，呈薄层状，加热有沥青味。可提取石油。

• final selection by the oil shale out of the bacteria under the microscope can be clearly seen, showing rod and shape significantly.

  最终由油页岩筛选出的菌种在显微镜下可以很清楚的看见，呈棒状并且形态明显。

• Geochemical analysis indicates that the organic carbon content is higher in the oil shale, with a maximum up to 13. 1%.

  地球化学分析结果显示，油页岩中有机碳含量较高，最高可达13.

• This point is a historical breakthrough to the mechanism of casing damage of N2 Index bed when shale swelling with water.

  这一认识从根本上突破了以往嫩二底标准层油页岩遇水膨胀造成套损的观点。

• It was confirmed that the oil shale ash met the requirement of the standards of pozzolanic admixture and could be as cement filler.

  通过试验研究确定大庆油页岩灰符合火山灰质混合材要求，能与熟料掺混生产水泥。

• And PetroChina officials are exploring new shale gas and coal-bed methane opportunities all over the country.

  中石油的官员最近也在全国各地探测新的油页岩和煤层甲烷气矿藏。

• With the shortage of energy resources, oil shale emerges as an alternative energy resource for its three key virtues.

  随着能源形式的紧张，油页岩凭借三大优势进入新能源视野。

• The oil shale on the surface show opening foliation , abundant pore volume and low density because of less overburden pressure.

  地表油页岩由于覆压减小等影响，页理张开、孔隙增加、密度减小。

• Oil shale always has the accompanying relationship with overlying sedimentary tuff or other tuffaceous strata.

  油页岩常与上覆沉凝灰岩或其它凝灰质岩石呈伴生关系。

• But the industry is wagering billions that shale energy is sustainable and can be exploited without political intervention.

  但是业界已下了十亿百亿的赌注，认为油页岩能源的开发是可以持续下去的，能够在没有政治干预的情况下进行。