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學(xué)習(xí)快評丨qibao666888　　該?(gai)設(shè)??(she)備??(bei)由??(you)杭??(hang)州??(zhou)市??(shi)水??(shui)務(wù)??(wu)集??(ji)團(tuán)??(tuan)、中??(zhong)國??(guo)鐵??(tie)建?(jian)重??(zhong)工??(gong)集?(ji)團(tuán)??(tuan)、中??(zhong)鐵??(tie)十??(shi)八?(ba)局??(ju)集??(ji)團(tuán)??(tuan)等??(deng)單??(dan)位??(wei)聯(lián)??(lian)合??(he)打?(da)造??(zao)??，最??(zui)大??(da)開??(kai)挖??(wa)直??(zhi)徑??(jing)達(dá)??(da)12.68米??(mi)??，整??(zheng)機(jī)??(ji)長??(chang)107米??(mi)??，總??(zong)重??(zhong)量??(liang)3500噸??(dun)??，是??(shi)一??(yi)臺??(tai)超??(chao)大?(da)直??(zhi)徑??(jing)雙?(shuang)護(hù)??(hu)盾??(dun)隧??(sui)道??(dao)掘??(jue)進(jìn)??(jin)機(jī)??(ji)??，未??(wei)來??(lai)將??(jiang)用?(yong)于??(yu)擴(kuò)??(kuo)大??(da)杭??(hang)嘉??(jia)湖??(hu)南??(nan)排??(pai)后?(hou)續(xù)??(xu)西??(xi)部?(bu)通??(tong)道??(dao)工??(gong)程?(cheng)南??(nan)段??(duan)隧??(sui)洞??(dong)施??(shi)工??(gong)??。??　　該??(gai)工??(gong)程??(cheng)系??(xi)中??(zhong)國?(guo)城??(cheng)市??(shi)排??(pai)澇??(lao)規(guī)??(gui)模??(mo)、洞??(dong)徑??(jing)和??(he)埋??(mai)深??(shen)最??(zui)大?(da)的??(de)深??(shen)層??(ceng)隧??(sui)洞?(dong)排??(pai)水??(shui)系??(xi)統(tǒng)?(tong)工??(gong)程??(cheng)??，主??(zhu)要??(yao)任??(ren)務(wù)??(wu)為??(wei)防??(fang)洪??(hong)排??(pai)澇??(lao)??，兼?(jian)顧??(gu)改??(gai)善??(shan)水??(shui)生??(sheng)態(tài)??(tai)環(huán)??(huan)境??(jing)??。??其?(qi)建??(jian)成??(cheng)后??(hou)將??(jiang)進(jìn)??(jin)一??(yi)步?(bu)減??(jian)輕?(qing)太??(tai)湖??(hu)流??(liu)域??(yu)防??(fang)洪??(hong)壓??(ya)力?(li)??，保??(bao)障??(zhang)杭??(hang)州??(zhou)城??(cheng)西??(xi)防??(fang)洪??(hong)排?(pai)澇??(lao)安??(an)全??(quan)??，構(gòu)??(gou)筑??(zhu)杭??(hang)州??(zhou)主??(zhu)城??(cheng)區(qū)?(qu)安??(an)全??(quan)屏??(ping)障??(zhang)??。。