coal rock reservoirs的用法和樣例：
例句
- The development of palaeokarsts and fractures is beneficial to the formation of effective limestone reservoirs.
古巖溶和裂縫的發(fā)育有利于有效灰巖儲層的形成。 - Upper Triassic clasolite reservoirs in West Sichuan are a set of tight sand-mud rocks with low porosity-low permeability, high aqueous saturation and abnormal high pressure.
川西上三疊統碎屑巖儲層是一套低孔滲，高含水飽和度，具高異常地層壓力的致密砂泥巖層。
