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學習快評丨qibao666888　　青??(qing)藏??(zang)集??(ji)團??(tuan)公??(gong)司??(si)德?(de)令??(ling)哈??(ha)工?(gong)務??(wu)段??(duan)段??(duan)長??(chang)張??(zhang)東??(dong)亮??(liang)介??(jie)紹??(shao)??，敦??(dun)煌??(huang)鐵??(tie)路??(lu)(青??(qing)海??(hai)段?(duan))開??(kai)通??(tong)以??(yi)來??(lai)??，每??(mei)年??(nian)都??(dou)會??(hui)定?(ding)期??(qi)進??(jin)行??(xing)常??(chang)規(guī)??(gui)養(yǎng)??(yang)護??(hu)??，但??(dan)受??(shou)制?(zhi)于??(yu)高??(gao)原??(yuan)作?(zuo)業(yè)?(ye)窗??(chuang)口??(kou)期?(qi)短??(duan)、技??(ji)術??(shu)力??(li)量??(liang)分??(fen)散??(san)等??(deng)因??(yin)素??(su)??，過?(guo)往??(wang)維??(wei)護??(hu)多??(duo)采??(cai)取??(qu)“分??(fen)段??(duan)小??(xiao)補?(bu)”模??(mo)式?(shi)??，而??(er)此?(ci)次??(ci)大??(da)規(guī)??(gui)模??(mo)維??(wei)修??(xiu)涵??(han)蓋??(gai)65.836公??(gong)里??(li)大??(da)機??(ji)線??(xian)路??(lu)清?(qing)篩??(shai)、28組??(zu)道??(dao)岔??(cha)清??(qing)篩??(shai)、6組??(zu)道?(dao)岔??(cha)拆??(chai)除??(chu)以??(yi)及?(ji)4.738公??(gong)里?(li)股??(gu)道??(dao)無??(wu)縫??(feng)化??(hua)整??(zheng)治??(zhi)等??(deng)任??(ren)務??(wu)??，屬??(shu)于??(yu)系??(xi)統(tǒng)??(tong)性??(xing)升??(sheng)級?(ji)工??(gong)程??(cheng)??。??(完??(wan))　　2019年??(nian)12月??(yue)全?(quan)線??(xian)開??(kai)通??(tong)運??(yun)營??(ying)的??(de)敦??(dun)煌??(huang)鐵??(tie)路??(lu)是??(shi)青??(qing)藏??(zang)鐵??(tie)路??(lu)、蘭??(lan)新??(xin)鐵?(tie)路??(lu)的??(de)重??(zhong)要??(yao)連?(lian)接?(jie)線??(xian)?，與??(yu)蘭??(lan)青?(qing)鐵??(tie)路??(lu)、蘭??(lan)新??(xin)鐵??(tie)路??(lu)、青??(qing)藏??(zang)鐵??(tie)路??(lu)形??(xing)成??(cheng)了??(le)中??(zhong)國??(guo)西??(xi)北??(bei)地??(di)區(qū)??(qu)的??(de)首??(shou)個??(ge)環(huán)??(huan)形??(xing)鐵??(tie)路??(lu)網??(wang)?，與??(yu)格??(ge)庫??(ku)鐵??(tie)路??(lu)相??(xiang)交??(jiao)匯??(hui)成?(cheng)為??(wei)中??(zhong)國?(guo)西??(xi)北??(bei)通??(tong)向??(xiang)中??(zhong)亞??(ya)的??(de)第??(di)二??(er)條??(tiao)國??(guo)際??(ji)大??(da)通??(tong)道??(dao)?。??。