中国传媒大学传媒经济学考研 招生人数 参考书 报录比 复试分数线 考研真题 考研经验 招生简章 考研

1,2(1.,518026;2.,430073):,,,,:;;;;:P631.32:A:1000O8918(2001)06O0477O03,,107,9.996km,,,22200mm,,,,,11.1,3:;,;,:,,,;,,,,;,,,,,,,,,,,,,,,,,RD432puleEKKO,:2001O03O27256Vol.25,No.6200112GEOPHYSICAL&GEOCHEMICALEXPLORATIONDec.,20011.2[1],,,,,,,,,,,;,,,,(),,,,,,,t=4h2+x2/v,,x;t;h;v,,vc/,c,21,,,,;,,,187425,1,,13.9m,3.5m;210.5m,3.7m,6.5m,,,3.2m3.4m,3,,,:[1].[J].,1993,18(3).[2].[M].:,1993.THEAPPLICATIONOFCOMPREHENSIVEDETECTIONTECHNOLOGYFORUNDERGROUNDPIPESANDCABLESTOROADOREBUILDINGYANGXiang2dong1,2(1.ShenzhenGeotechnicalInvestigationandSurveyInstitute,Shenzhen518026,China;2.ChinaUniversityofGeosciences,Wuhan100083,China)Abstract:ExemplifiedbytheresultofundergroundpipeandcabledetectionintherebuildingofScienceandTech2nologyRoadinDongguanCity,thispaperdealswiththeapplicationofvariedgeophysicaltechniquestocomprehen2siveundergroundpipeandcabledetectionincomplexareas.Itisdemonstratedthatintheearlystageofroadbuild2ing,geophysicalmeanscanplayaveryimportantroleintheinvestigationofundergroundpipeandcabledistributionandsafeconstruction.Keywords:geologicalradar;undergroundpipesandcables;roadrebuilding;pipeandcabledetection:(1968-),,,1990,(459)Abstract:Thispaperdescribestheboundaryelementnumericalsolutiontechniqueforhigh2densityresistivitytwo2di2mensionaltopographiccorrection,withexamplesgivenillustratingitsapplicationtotwo2dimensionaltopographiccorrectionindetectingundergroundgaspipes.Keywords:high2densityresistivitymethod;boundaryelementtechnique;topographiccorrection:(1966-),,1989,,99109746: