Abstract: Because of the great change in thickness of the overlying gyprock and the high density drilling fluid in Kuqa depression, it is very difficult to define the boundary stratotype.是什么意思_Abstract: Because of the great change in thickness of the overlying gyprock and the high density drilling fluid in Kuqa depression, it is very difficult to define the boundary stratotype.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句