长北气田是中国石油与壳牌公司合作的天然气开发项目。

Changbei project is a joint venture project for natural gas development between PetroChina and Shell.

youdao

长北气田是中国石油与壳牌公司合作的天然气开发项目。

Changbei project is a joint venture project for natural gas development between PetroChina and Shell.

youdao