Permian bioclastic limestone and bioherm are the most favorable reservoirs. 二疊系生屑灰巖和生物礁為最有利的儲層。
The clastic rocks in Permian System at the southeast area of Ordos Basin contain tremendous potential in exploration of natural gas. 鄂爾多斯盆地東南部二疊系碎屑巖具有巨大的天然氣勘探潛力。