I think we will reach peak oil demand in the middle of the next decade.
我认为我们将于本世纪20年代中期达到石油需求极限。
The modern history of oil started in the middle of the eighteen hundreds.
石油的现代史开始于18世纪中叶。
Oil is the vital lifeline of the national economy in many middle eastern countries.
石油是许多中东国家国民经济的主要命脉。
Objective To evaluate the mental health state of middle school students in Shengli oil field.
目的调查研究胜利油田中学生心理健康状况特点。
Objective To evaluate the mental health state of middle school students in Shengli oil field.
目的调查研究胜利油田中学生心理健康状况特点。
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