文档介绍：隧道施工外文文献及翻译
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附录二外文参考文献及翻译
NATMtunneldesignprincipleintheconstructionofmajorandConstructionTechnology
,itisalreadyoutofthegroundworkstoconsidertheideas,andundergroundworksclosertoreality,.
Canbeseenfromtheabove,theformertheorymoreattentiontothefindingsandtheresultsoftreatment:Thelattertheoryisevenmoreattentiontotheprocessandthecontroloftheprocess,,whichboththeoryandmethodsintheprocess,.
.NATM
NATMthatthenewAustrianTunnelingMethodshorttheoriginalisinNewAustrianTunnelingMethod,.
NATMconceptoffilibusteringXiweiciAustriascholarsinthe20thcentury,,willboltandshotcretecombinationasamajormeansofsupportingaconstructionmethod,Austria,Sweden,Italyandothercountries,,Scandinavia,theUnitedStatesandJapanandmanyotherundergroundworkswithaveryrapiddevelopment,,therailwaysectorthroughresearch,design,constructioncombining,inmanyconstructionofthetunnel,accordingtotheirowncharacteristicssuccessfullyappliedanewAustrianlaw,mademoreexperience,haveaccumulatedlargeamountsofdata,,intheroadsectorNATMofonly50%.Currently,theNewAustrianTunnelingMethodalmostbecomeweakandbrokenrocksectionofatunnelconstructionmethod,:
.Rocktunnelstructureisthemainloadingunit,theconstructionmustfullyprotectth