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锦州油田; 勃中油田;涠洲油田; 东方油田;文昌油田; 宁波油气田; 崖城油气田; 平北油气田
International Network:Malaysia; Indonesia ; Iran; Venezuela; Saudi Arabia
锦州油田; 勃中油田;涠洲油田; 东方油田;文昌油田; 宁波油气田; 崖城油气田; 平北油气田