琼北东寨港桥头村大桥沉没于海时间考与1605年琼州大震后东寨港缓慢下沉速率及机理
A study on the time of bridge sinking into the sea at Qiaotou village in Dongzhai port,northern Hainan Province and slow sinking rate and mechanism of Dongzhai port after Qiongzhou earthquake
XU Qihao
