Priorities are energy efficiency improvement, development and utilization of new and renewable energy, as well as recovery and utilization of methane and coal bed methane是什么意思_Priorities are energy efficiency improvement, development and utilization of new and renewable energy, as well as recovery and utilization of methane and coal bed methane在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句