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學習快評丨qibao666888　　河??(he)北??(bei)地??(di)震?(zhen)臺??(tai)測??(ce)震??(zhen)臺?(tai)網??(wang)室??(shi)主??(zhu)任?(ren)張??(zhang)幸??(xing)興??(xing)介??(jie)紹??(shao)??，地??(di)震??(zhen)預??(yu)警??(jing)是??(shi)指??(zhi)在??(zai)地??(di)震??(zhen)發(fā)??(fa)生??(sheng)后??(hou)??，利??(li)用?(yong)電?(dian)磁??(ci)波??(bo)與??(yu)地??(di)震??(zhen)波??(bo)之??(zhi)間?(jian)、地??(di)震??(zhen)縱??(zong)波??(bo)與??(yu)地??(di)震??(zhen)橫??(heng)波??(bo)之??(zhi)間??(jian)的??(de)傳??(chuan)播??(bo)速??(su)度??(du)差??(cha)異??(yi)??，通??(tong)過??(guo)布??(bu)設??(she)密??(mi)集??(ji)的??(de)地??(di)震??(zhen)監(jiān)??(jian)測??(ce)臺??(tai)網??(wang)??，在??(zai)破??(po)壞?(huai)性??(xing)地??(di)震?(zhen)波??(bo)到?(dao)達??(da)目??(mu)標??(biao)區(qū)??(qu)域??(yu)前??(qian)??，提??(ti)前??(qian)數(shù)??(shu)秒?(miao)至??(zhi)數(shù)??(shu)十??(shi)秒?(miao)發(fā)??(fa)出??(chu)警??(jing)報??(bao)的??(de)技??(ji)術??(shu)??。??地??(di)震??(zhen)預祝(yu)警??(jing)主??(zhu)要?(yao)應?(ying)用??(yong)于??(yu)??，為?(wei)公??(gong)眾??(zhong)提??(ti)供??(gong)緊??(jin)急??(ji)避??(bi)震??(zhen)提??(ti)示??(shi)(人??(ren)員?(yuan)密??(mi)集??(ji)場??(chang)所?(suo)啟??(qi)動??(dong)應??(ying)急??(ji)預??(yu)案??(an)、高??(gao)鐵??(tie)緊??(jin)急??(ji)制??(zhi)動??(dong))??，為?(wei)生??(sheng)命??(ming)線??(xian)工??(gong)程??(cheng)提??(ti)供??(gong)保??(bao)障?(zhang)(燃?(ran)氣??(qi)管?(guan)道??(dao)自??(zi)動??(dong)關??(guan)閉??(bi)、核??(he)電?(dian)站??(zhan)安??(an)全??(quan)停??(ting)機??(ji))、保??(bao)護?(hu)重??(zhong)要??(yao)設??(she)備??(bei)(精?(jing)密??(mi)儀??(yi)器??(qi)、生??(sheng)產??(chan)線??(xian)緊??(jin)急??(ji)停??(ting)機??(ji))等??(deng)??。地??(di)震??(zhen)預??(yu)警??(jing)雖??(sui)然??(ran)可??(ke)以??(yi)發(fā)??(fa)送??(song)緊??(jin)急??(ji)警??(jing)報??(bao)信??(xin)息??(xi)??，但??(dan)現(xiàn)?(xian)階??(jie)段??(duan)也??(ye)有??(you)一??(yi)定??(ding)局??(ju)限??(xian)性??(xing)??，比??(bi)如??(ru)存?(cun)在??(zai)盲??(mang)區(qū)?(qu)、誤??(wu)報??(bao)、漏??(lou)報??(bao)和??(he)減?(jian)災??(zai)效??(xiao)果?(guo)有??(you)限??(xian)等??(deng)情??(qing)況??(kuang)??。。