短語詞組短語earthquake disaster region 地震災(zāi)區(qū)earthquake source region 震源區(qū)strong earthquake risk region 強震危險區(qū)earthquake e region 震區(qū);地震區(qū)potential earthquake source region 潛在震源區(qū)earthquake rish region 地震危險性earthquake hazard region 地震危險區(qū)earthquake protection region 抗震設(shè)防區(qū)earthquake risk region 地震危險區(qū) 返回 earthquake region