LUOYANG MOVABLE BUCKET EXCAVATOR APPLIED TO EXCAVATION FOR DRIVEN CAST-IN-PLACE PILING IN REGION RICH WITH UNDERGROUND WATER是什么意思_LUOYANG MOVABLE BUCKET EXCAVATOR APPLIED TO EXCAVATION FOR DRIVEN CAST-IN-PLACE PILING IN REGION RICH WITH UNDERGROUND WATER在线翻译_英语_读音_用法_例句