三九養(yǎng)生堂記者 鄧肯·蓋伊 報道
精彩| 項??(xiang)目??(mu)本??(ben)身??(shen)的??(de)巨??(ju)大??(da)進(jìn)?(jin)出??(chu)口??(kou)高??(gao)差??(cha)、所??(suo)處??(chu)的??(de)高??(gao)寒??(han)高??(gao)海??(hai)拔??(ba)地??(di)理??(li)位??(wei)置?(zhi)以??(yi)及??(ji)穿??(chuan)越??(yue)多??(duo)個??(ge)斷??(duan)裂??(lie)帶??(dai)施??(shi)工??(gong)給??(gei)項??(xiang)目??(mu)建??(jian)設(shè)??(she)帶??(dai)來??(lai)巨?(ju)大??(da)挑??(tiao)戰(zhàn)??(zhan)??。??為??(wei)降??(jiang)低??(di)隧??(sui)道?(dao)坡??(po)度??(du)??,隧??(sui)道??(dao)采??(cai)取??(qu)雙??(shuang)洞??(dong)雙??(shuang)向?(xiang)分??(fen)離??(li)式??(shi)特??(te)長??(chang)“S”形??(xing)曲??(qu)線??(xian)設(shè)??(she)計??(ji)??,經(jīng)??(jing)歷??(li)3次??(ci)左??(zuo)右??(you)轉(zhuǎn)??(zhuan)向??(xiang)??,累??(lei)積??(ji)轉(zhuǎn)??(zhuan)向??(xiang)341度?(du)??,使??(shi)隧??(sui)道??(dao)縱??(zong)坡?(po)控??(kong)制??(zhi)在??(zai)極??(ji)限?(xian)值??(zhi)之??(zhi)內(nèi)??(nei)???! №??(xiang)目??(mu)本?(ben)身??(shen)的??(de)巨?(ju)大??(da)進(jìn)??(jin)出??(chu)口??(kou)高??(gao)差??(cha)、所?(suo)處?(chu)的??(de)高??(gao)寒??(han)高??(gao)海??(hai)拔??(ba)地?(di)理??(li)位??(wei)置?(zhi)以??(yi)及??(ji)穿??(chuan)越??(yue)多??(duo)個??(ge)斷??(duan)裂??(lie)帶??(dai)施??(shi)工??(gong)給??(gei)項??(xiang)目??(mu)建??(jian)設(shè)??(she)帶??(dai)來??(lai)巨??(ju)大?(da)挑??(tiao)戰(zhàn)??(zhan)??。??為??(wei)降??(jiang)低??(di)隧??(sui)道??(dao)坡??(po)度?(du)??,隧??(sui)道??(dao)采??(cai)取?(qu)雙??(shuang)洞??(dong)雙??(shuang)向?(xiang)分??(fen)離??(li)式??(shi)特??(te)長??(chang)“S”形?(xing)曲??(qu)線??(xian)設(shè)??(she)計??(ji)??,經(jīng)??(jing)歷??(li)3次??(ci)左??(zuo)右??(you)轉(zhuǎn)??(zhuan)向??(xiang)??,累??(lei)積??(ji)轉(zhuǎn)??(zhuan)向??(xiang)341度?(du)??,使??(shi)隧?(sui)道??(dao)縱??(zong)坡??(po)控??(kong)制??(zhi)在??(zai)極??(ji)限??(xian)值??(zhi)之?(zhi)內(nèi)??(nei)??。
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