作者单位: | Pile Dynamics,Inc.,Cleveland,Ohio USA44128,Pile Dynamics,Inc.,Cleveland,Ohio USA44128,Goble Rausche Likins and Associates,Inc.,Cleveland,Ohio USA44128,Pile Dynamics,Inc.,Cleveland,Ohio USA44128,Goble Rausche Likins and Associates,Inc.,Boulder,Colorado USA,北京市地质研究所 北京中国100011 |