Although the production of crude oil grows rather slowly in recent years. the onshore oil re - mains to be the main resource for Chinese petroleum industry.

虽然近年原油产量增长不快，但陆上原油仍然是我国石油工业的主要资源。

youdao

The oil is important strategic resource for national, but for business and industry is a particular commodity with great value.

石油对于一个国家来说是一种极其重要的战略性资源，但对于企业和产业来说又是一种具有重要价值的特殊商品。

youdao

As well, Chinese involvement in the Kazak oil industry effectvely ties Beijing into a cooperative rather than overbearing relationship with its sparsely-populated, resource-rich neighbor.

CNN: THE BIG OIL SHOCK