The Influence of Discontinuous Motion of Viscous Debris Flow on Erosion and Deposition of Gully Bed--Study of the case at Jiangjia gully in Dongchuan, Yunnan是什么意思_The Influence of Discontinuous Motion of Viscous Debris Flow on Erosion and Deposition of Gully Bed--Study of the case at Jiangjia gully in Dongchuan, Yunnan在线翻译_英语_读音_用法_例句