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1、附录二外文参考文献及翻译NATMtunneldesignprincipleintheconstructionofmajorandConstructionTechnologyW.BroereI.TheNATMDesignPrinciple1.TunneldesignandconstructionoftwomajortheoreticalanddevelopmentprocessSincethe20thcentury,humanspaceonthegroundfloorofthegrowingdemand,thustheundergroundworksofthestudyofarap
2、iddevelopment.Inalargenumberofundergroundengineeringpractice,itisgenerallyrecognizedthatthetunnelandundergroundcavernproject,thecoreoftheproblem,allupintheexcavationandretainingtwokeyprocesses.Howexcavation,itwillbemoreconducivetothestabilityandcavernfacilitatesupport:Formoresupport,Supportin
3、ghowtheycanmoreeffectivelyensurestabilityandfacilitatethecavernexcavation.Thisisthetunnelsandundergroundworkstwopromoteeachotherandcheckeachother'sproblems.Tunnelsandundergroundcaverns,andfocusingonthecoreissueswiththeabovepracticeandresearch,indifferentperiods,Peopleofdifferenttheoriesandgra
4、duallyestablishedasystemofdifferenttheories,Eachsystemincludestheoryandresolve(orarestudyingtheresolution)fromtheworksofunderstanding(concept),mechanics,engineeringmeasurestotheconstructionmethods(Technology),aseriesofengineeringproblems.Atheoryofthe20thcenturythe1920sthetraditional"loadrelax
5、ationtheory."Itscorecontentis:astablerockself-stability,noload:unstablerockmayhavecollapsed.needshoringstructuretobesupported.Thus,theroleofthesupportingstructureoftherockloadiswithinacertainrangemaybeduetorelaxationandcollapseofrockgravity.Thisisatraditionaltheory,29andtheirrepresentativeisT
6、aishajiandPrincipe'sandothers.Itworkssimilartothesurfaceissuesofthethinkingisstillwidelyusedto.Anothertheoryofthe20thcenturymadethe1950sthemoderntheoryoftimberingor"rockforthetheory."Itscorecontentis:rockstabilityisclearlybearingrocktotheirownself-stability:unstablerocklossofstabilityisaproce
7、ss,andifthisprocessinprovidingthenecessaryhelporrestrictionswillstillbeabletoentertherocksteadystate.ThistheoreticalsystemofrepresentativecharactersLabuxiweici,Miller-Feiqieer,Fenner-DaluoboandKashitenaiothers.Thisisamoremoderntheory,itisalre
