Based on the analyses of the sedimentary characteristics,depositional facies and systems of the Taiyuan formation in the Shuoxian Mining Area,the authors go further into the coal accumulation laws.是什么意思_Based on the analyses of the sedimentary characteristics,depositional facies and systems of the Taiyuan formation in the Shuoxian Mining Area,the authors go further into the coal accumulation laws.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句