是国内除中石油、中石化外屈指可数的大型石油公司。

Except CNPC and CPCC, it is the biggest private petroleum company in domestic market.

youdao

是国内除中石油、中石化外屈指可数的大型石油公司。

Except CNPC and CPCC, it is the biggest private petroleum company in domestic market.

youdao