oil-bearing sequence

例句：

1. 1. The oil-bearing sequencein the reservoir is crucial for oil recovery.
   储层中的含油序列对于石油回收至关重要。
2. 2. The geologists found an oil-bearing sequence that could be exploited for oil production.
   地质学家发现了一个可被开采用于石油生产的含油序列。
3. 3. The oil-bearing sequence hasbeen dated back to the Mesozoic era.
   这个含油序列可以追溯到中生代。