Onthe basis of drilliog data and comparison between the topographic,maps for the in-sith investigation and various periods,the formation and evolution on geomor- phology of Yalu river mouth is described for the first time.是什么意思_Onthe basis of drilliog data and comparison between the topographic,maps for the in-sith investigation and various periods,the formation and evolution on geomor- phology of Yalu river mouth is described for the first time.在线翻译_英语_读音_用法_例句