单词	贫油页岩
释义	贫油页岩 pínyóu yèyán〔名〕石油lean oil shale贫油
随便看	radio navigation aid instrument radionavigational radio navigational aid Radio navigational aid radionavigational aids radio navigational aids Radio Navigational Aids radio navigational device radionavigational lattice radio navigational lattice radionavigational warning radio navigational warning Radio Navigation Beacon radio navigation device Radio Navigation Devices radio navigation equipment radio-navigation equipment Radio navigation equipment system parameter radio navigation ground station radio navigation guidance radionavigation instrument radionavigation land station radio navigation land station Radio Navigation Mobile radionavigation mobile station