porous-type reservoir

例句：

1. 1.The oil reservoir is located in the deep underground.
   这个油藏位于地下深处。
2. 2. The porous-type reservoir has a high potential for oil recovery.
   这种多孔型储油层具有很高的石油回收潜力。
3. 3. The geologists are studying the structure of the porous-type reservoir to improve drillingtechniques.
   地质学家正在研究多孔型储油层的构造，以改进钻井技术。