In early March this year an oil well 3,681 metres deep was sunk in the Shengli Oilfield in east China's Shandong Province. It now yields 3,600 tons of crude oil and 360,000 cubic metres of natural...
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In early March this year an oil well 3,681 metres deep was sunk in the Shengli Oilfield in east China's Shandong Province. It now yields 3,600 tons of crude oil and 360,000 cubic metres of natural...