Analysis and Prevention on Floor Water Bursting at Combined Mining Face Fully-Mechanized with Caving Under Complicated Hydrogeological Conditions是什么意思_Analysis and Prevention on Floor Water Bursting at Combined Mining Face Fully-Mechanized with Caving Under Complicated Hydrogeological Conditions在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句