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1银221银23 个(引尖个个成意带带操成性尖个个成意带带操成个 意尖个引带带带操带在个 个 站需n量首需n QUANTIFIEDSTRATIFYINGMETHODBASEDONCONE PENETRATIONTEST ZhouYu (ChinaUniversityofGeosciences,Wuhan430074,China) Abstract:Itisanimportantandusefulmethodtostratifysoillayersaccordingtothedataofcone penetrationtest.However,nowadaysthereisalackofnormativequantifiedstratifyingmethod. Therefore,aquantifiedstratifyingmethodisputforwardbasedonMindlinformulain plastoelasticityundercircularuniformload.Toverifythismethod,itisusedinaninvestigation projectinQingshandistrictofWuhanCity.Theresultshowsthisquantifiedstratifyingmethodcan relativelyexactlystratifythosesoillayerswhichexhibitobviousleadlagreflectanddifferencein mechanicalproperties. Keywords:conepenetrationtest;advancedepth;plastoelasticity 1 qch [1~2] [3] [4~6] Mindlin 2 2.1 [6] 1 1020304050 X/cm 10 20 σz=2.0 40σz=1.0 σz=0.5 60 σz=0.4 80σz=0.3 σz=0.2 100 σz=0.1 120 140 Z/cm 1[6] 1 [3][7