Ordos basin is the second depositional basin and significant resource base in China. It is characteristic of widespread, mass oil-bearing stratum, great oil layer thickness and so on.

鄂尔多斯盆地是我国第二大沉积盆地和重要的能源基地，油气资源丰富，具有油气分布广、含油层段多、油层厚度大等特点。

youdao

The Taibei Depression is the main oil and gas bearing area of Tuha Basin, and the coal bearing stratum of the Xishanyao Formation is the most important source rock in the area.

台北凹陷是吐哈盆地的主要含油气区，而西山窑组煤系地层是该地区的主力烃源岩。

youdao