Maokou Formation is one of the major pay zones of Sichuan Basin, in which there are Yangxin Series and Silurian potential source rock.是什么意思_Maokou Formation is one of the major pay zones of Sichuan Basin, in which there are Yangxin Series and Silurian potential source rock.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句