China National Petroleum Corporation (in short CNPC) has made progress in engineering technology field, and powerfully promoted stable and rapid development of the oil industry.

 
  • 中國石油集團工程技術(shù)獲得一定的進(jìn)步,有力地促進(jìn)了石油工業(yè)持續穩定發(fā)展。
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