长庆油田logo,长庆油田标志

长庆油田公司年鉴2014(包邮)
长庆油田日产气1.1亿立方米
石油,油田,中东,天然气,长庆油田,油气资源
中国的油田几乎都在北方如"大庆","辽河","胜利","中原","长庆","
长庆油田分批"放权"为发展"松绑"