By the end of the year, production from D-6 is expected to have doubled the country's gas output.
预计到今年年底，D - 6的油气生产量将是全国天然气产量的两倍。
The results show that the gas production rate at the end fracture is higher than that at the middle fracture.
研究结果表明：端部裂缝的产气量高于中部裂缝的产气量；
The results show that the gas production rate at the end fracture is higher than that at the middle fracture.
研究结果表明：端部裂缝的产气量高于中部裂缝的产气量；
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