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學習快評丨qibao666888　　從??(cong)過?(guo)去??(qu)長??(chang)江??(jiang)隧??(sui)道??(dao)由??(you)清??(qing)一??(yi)色??(se)“洋??(yang)盾??(dun)構??(gou)”掘??(jue)進??(jin)施??(shi)工??(gong)??，到??(dao)中??(zhong)交??(jiao)天??(tian)和??(he)自??(zi)主??(zhu)研??(yan)制??(zhi)國??(guo)產??(chan)首??(shou)臺??(tai)超??(chao)大?(da)直??(zhi)徑??(jing)盾??(dun)構??(gou)機??(ji)“天??(tian)和??(he)號??(hao)”破??(po)局??(ju)??，到??(dao)國??(guo)產??(chan)盾??(dun)構?(gou)機??(ji)與?(yu)“洋??(yang)盾?(dun)構??(gou)”同??(tong)場??(chang)競??(jing)技??(ji)??，再??(zai)到??(dao)如??(ru)今??(jin)的??(de)國??(guo)產?(chan)超?(chao)大??(da)直??(zhi)徑?(jing)盾??(dun)構??(gou)機??(ji)在??(zai)長??(chang)江??(jiang)隧??(sui)道??(dao)工??(gong)程??(cheng)建??(jian)設??(she)中?(zhong)大?(da)顯??(xian)身??(shen)手??(shou)??，彰??(zhang)顯??(xian)中??(zhong)國??(guo)國??(guo)產??(chan)超??(chao)大??(da)直??(zhi)徑?(jing)盾??(dun)構??(gou)機??(ji)研??(yan)制??(zhi)和??(he)應??(ying)用??(yong)實??(shi)現??(xian)新??(xin)跨??(kua)越?(yue)??。??　　為??(wei)解??(jie)決??(jue)上??(shang)述??(shu)難??(nan)題??(ti)??，“滄??(cang)淵??(yuan)號??(hao)”通??(tong)過??(guo)搭??(da)載??(zai)智??(zhi)能??(neng)掘??(jue)進??(jin)系??(xi)統(tǒng)??(tong)??，配??(pei)置??(zhi)常??(chang)壓??(ya)換??(huan)刀??(dao)功??(gong)能?(neng)的??(de)軟??(ruan)土??(tu)刀??(dao)盤??(pan)搭??(da)配??(pei)梯??(ti)度??(du)分??(fen)布??(bu)的??(de)合??(he)金??(jin)刀?(dao)具??(ju)??，構??(gou)成??(cheng)“超?(chao)硬??(ying)龍??(long)齒??(chi)矩??(ju)陣??(zhen)”??，可??(ke)以??(yi)實??(shi)現??(xian)在??(zai)石?(shi)英??(ying)砂??(sha)含??(han)量??(liang)約??(yue)65%的??(de)地??(di)層??(ceng)單??(dan)次??(ci)掘??(jue)進?(jin)2000米??(mi)內?(nei)不??(bu)換??(huan)刀??(dao)??。??。