场地特征的发掘
Exploration of site features
场地特征研究
site characterization study
site characterisation study
场地特征周期
characteristic period of response spectrum
Characteristic period
海底特殊地形
submarine particular topography
虎皮礁、鸭礁、苏岩、丁岩和沉船的特殊地形
Particular topography of Hupi Reef
ya reef
suyan reef
Dingyan Reef and wreck ship
特殊地段处理
treatment in special section