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  • 简介:TheGaochengdunSite高城墩locatesattheDakan大坎Village,Shizhuang石庄Township,Jiangyin江阴City,Jiangsu江苏Province.SituatingattheplainnorthwestoftheLakeTai太湖,itisthenorthmostsiteofLiangzhu良渚CulturewithhighplatformcemeteryandthenearesttotheYangtzeRiver.

  • 标签: 高城墩遗址 中国 江苏 文物考古 宗教特点 良渚文化
  • 简介:TheJinsha金沙SitewasdiscoveredinFebruary8,2001.BetweenthenandMarch2003,asavagearchaeologicalendeavorthatinvolvedthefieldstrategiesofsubsurfaceprobingandextensiveexcavationhadbeencarriedoutincoordinationwiththecity'sinfrastructuredevelopment.Theprojectrevealedsomeofthebasicfeaturesofthesite.

  • 标签: 金沙遗址 中国 四川 成都市 商朝 周朝
  • 简介:SantaClausonDecember22traveledallthewayfromhishomeinchillyLapland,northernFinland,totheExpositetoconveyhisbestwishesfortheupcomingfair.Santawasmobbedbyworkersatthesiteandposedhappilyformanyphotos.HetoldcrowdsofreportersandcameramenthathelovedtheChinaPavilionbecauseitsredcolorwasthesameashisclothes.

  • 标签: 博览会 老人 网站 克劳斯 摄影师 中国馆
  • 简介:DoseMonitoringSysteminSiteatHIRFL¥ChenXuebinandSuYouwuThedosemonitoringsysteminsiteatHIRFLhasbeendeveloped.Neutronandγdetecto...

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  • 简介:Subeixi苏贝希isavillageliesinasmalloasistothenorthoftheMt.Huoyan火焰山intheTurfanBasin.Itmeans“theoriginofwater”inChineseandisunderthecontrolofTuyugou吐峪沟Township,Shanshan鄯善County.ThesiteandcemeteriesNos.1and2atSubeixiwerefirstexcavatedinMay1980.Theyweresurveyedacoupleoftimesinthelatertime.Inordertoconstructhighway,theInstitutediscoveredNo.3cemeteryattherein1992;thentheycarriedoutasalvageexcavation.

  • 标签: 鄯善县 新疆 中国 文物考古 苏贝希遗址 墓葬
  • 简介:TheTinglin亭林SiteislocatedattheTinglinTownship,Jinshan金山District,Shanghai上海Municipality.Itwasdiscoveredin1966whenalocalwatersupplyfacilitywasconstructed.In1988and1990,weexcavated968sqmatthissiteandfoundtwoSongDynastytombs,oneTangDynastytomband23burialsoftheLiangzhu良渚Culture(Fig.1).ThispaperreportsthediscoveryoftheburialsoftheLiangzhuCulture.

  • 标签: 中国 文物考古 上海 亭林遗址 良渚文化 墓葬
  • 简介:Inordertocooperatedwiththe“Xia-Shang-ZhouChronologyProject,”theHenanProvincialInstituteofAntiquityandArchaeologycarriedoutalargescaleofsalvagearchaeologicalexcavationfromSeptember1998toMay1999atBeidajie北大街inZhengzhou郑州City,whichbroughttolightacoupleofearlyShangpalacefoundationsandrichartifacts.TheexcavationmakesimportantbreakthroughinthedeterminationofdemarcationlinebetweentheXiaandShangdynastiesandtheestablishmentofchronologyparadigmofthepalaceareaintheShangcityatZhengzhou.

  • 标签: 宫殿遗址 郑州 商州市 中国 文物考古
  • 简介:Reconnaissancereportsandpertinentresearchonseismichazardsshowthatliquefactionisoneofthekeysourcesofdamagetogeotechnicalandstructuralengineeringsystems.Therefore,identifyingsiteliquefactionconditionsplaysanimportantroleinseismichazardmitigation.Oneofthewidelyusedapproachesfordetectingliquefactionisbasedonthetime-frequencyanalysisofgroundmotionrecordings,inwhichshort-timeFouriertransformistypicallyused.Itisknownthatrecordingsatasitewithliquefactionaretheresultofnonlinearresponsesofseismicwavespropagatingintheliquefiedlayersunderneaththesite.Moreover,Fouriertransformisnoteffectiveincharacterizingsuchdynamicfeaturesastime-dependentfrequencyoftherecordingsrootedinnonlinearresponses.Therefore,theaforementionedapproachmaynotbeintrinsicallyeffectiveindetectingliquefaction.AnalternativetotheFourier-basedapproachispresentedinthisstudy,whichproposestime-frequencyanalysisofearthquakegroundmotionrecordingswiththeaidoftheHilbert-Huangtransform(HHT),andoffersjustificationfortheHHTinaddressingtheliquefactionfeaturesshownintherecordings.Thepaperthendefinesthepredominantinstantaneousfrequency(PIF)andintroducesthePIF-relatedmotionfeaturestoidentifyliquefactionconditionsatagivensite.Analysisof29recordeddatasetsatdifferentsiteconditionsshowsthattheproposedapproachiseffectiveindetectingsiteliquefactionincomparisonwithothermethods.

  • 标签: 工程地震 工程震动 地面运动 液化现象 水压
  • 简介:TheLajia喇家Site,namedaftertheLajiaVillageofGuanting官亭TownshipinMinhe民和County,Qinghai青海,issituatedattheGuantingBasinintheuppervalleyoftheYellowRiver.Inthisarea,affluentecologicalresourcesandwarmandmoistclimatehavebeenwellsuitableforhumanbeings'growthsinceprehistorictimes.

  • 标签: 青海 喇家遗址 灾祸 文物考古 中国 民和村
  • 简介:Wehaveappliedconceptsfrominformationtheoryforacomparativeanalysisofdonor(gt)andacceptor(ag)splicesiteregionsinthegenesoffivedifferentor-ganismsbycalculatingtheirmutualinformationcontent(relativeentropy)overaselectedblockofnucleotides.Asimilarpatternthattheinformationcontentdecreasesastheblocksizeincreaseswasobservedforbothregionsinalltheorgan-ismsstudied.Thisresultsuggeststhattheinformationrequiredforsplicingmightbecontainedintheconsensusof~6-8ntatbothregions.Weassumefromourstudythateventhoughthenucleotidesareshowingsomedegreesofconservationintheflankingregionsofthesplicesites,certainlevelofvariabilityisstilltolerated,whichleadsthesplicingprocesstooccurnormallyeveniftheextentofbasepairingisnotfullysatisfied.Wealsosuggestthatthisvariabilitycanbecompensatedbyrecognizingdifferentsplicesiteswithdifferentspliceosomalfactors.

  • 标签: 剪接位点区 比较分析 信息含量 相对熵 核酸
  • 简介:Aseriesof9soilsamplesweretakenatatimbertreatmentsiteinSWFrancewhereCusulphateandchromatedcopperarsenate(CCA)havebeenusedaswoodpreservatives(SitesP1toP9)andonesoilsamplewascollectedatanadjacentsiteonthesamesoiltype(SiteP10).Copperwasamajorcontaminantinalltopsoils,varyingfrom65(SoilP5)to2600mgCukg-1(SoilP7),exceedingbackgroundvaluesforFrenchsandysoils.AsandCrdidnotaccumulateinsoil,exceptatSiteP8(52mgAskg-1and87mgCrkg-1)whereCCA-treatedpostswerestacked.Soilecotoxicitywasassessedwithbioassaysusingradish,lettuce,slugArionrufusL.,andearthwormDendrobaenaoctaedra(Savigny).Thereweresignificantlydifferencesinlettucegerminationrate,lettuceleafyield,radishrootandleafyields,slugherbivory,andearthwormavoidance.Anadditionalbioassayshowedhighernegativeimpactsonbeanshootandrootyields,RhizobiumnodulecountsonBeanroots,andguaiacolperoxidaseactivityinprimaryBeanleavesforsoilfromSiteP7,withandwithoutfertilisation,thanforsoilfromSiteP10,despitebothsoilshavingasimilarvalueforcomputedfreeionCu2+activityinthesoilsolution(pCu2+).BeansgrowninsoilfromSiteP7thathadbeenfertilisedshowedelevatedfoliarCucontentandphytotoxicsymptoms.SoilsfromSitesP7(treatmentplant)andP6(storageoftreatedutilitypoles)hadthehighestecotoxicity,whereassoilfromSiteP10(highorganicmattercontentandcationexchangecapacity)hadthelowest.ExceptatSiteP10,thesoilfactorpCu2+computedwithsoilpHandtotalsoilCucouldbeusedtopredictsoilecotoxicity.

  • 标签: 生态评估 生态毒性 木材处理 网站 表土 土壤类型
  • 简介:TheNeolithicsettlementsiteofXinguang新光islocatedatthewesternsectionofBonan博南StreetintheeasternoutskirtsofthecountyseatYongping永平County,Yunnan云南Province.Rising1600mabovesealevelinahighlandbasinlandscape,itissurroundedbyhighmountainridges.TheYinjiang银江River,originatingfromthepiedmontzone,crossesthebasintoconvergewiththeLancang(Mekong)澜沧江River.

  • 标签: 新石器时代 新光文化 中国 云南 文物考古 遗址
  • 简介:1.IntroductionAnobviousimprovementindesigningandmanufacturingtransformershasbeenachievedsincetheapplicationofpartialdis-charge(PD)testonpowertransformerswasaccepted.ChineseNationalStandardhasstipulatedthatPDtestisaroutineitemfortransformerswithratedvoltage220kVandabove.Manytransform-

  • 标签: ROUTINE TRANSFORMER DESIGNING BRUSH otherwise installation
  • 简介:Thecomputationoftherepresentativegroundmotions,tobeusedasinputforthedynamicanalysesofastruc-tureataparticularsite,canbeapproachedbyseveralmethods.Thechoiceoftheapproachdependsontwofactors:theda-taavailableandthetypeofproblemtobesolved.Thispaperreportstheexperienceoftheauthorsinapproachingaspecificcasestudy:theSouthernMemnonColossus,locatedinLuxor,Egypt.Theresultsareofinterestwhenthehazardanalysisestimationindevelopingcountriesandthesafeguardofculturalheritageareconcerned.Monumentshavetobetreatedasimportantstructures,duetotheirhistoricalandeconomicalvalue.Hence,standardproceduresofprobabilisticseismichaz-ardanalysisfortheseismicclassificationofcommonbuildingshavetobedisregarded.Ontheotherhand,theconsequencesofthecollapseofamonumentarenotcomparabletothoserelatedtostructuressuchasnuclearpowerplantsandlargedams,forwhichthedeterministicseismichazardanalysisprovidesastraightforwardframeworkforevaluationoftheworstcaseone,isadopted.Itsstochasticcomponentcancapturesignificantcharacteristicsofearthquakes,primarilythefrequencycontentswhichdependonthemagnitude(oftenreferredtoastheearthquakescalinglaw).

  • 标签: PGA 结构动力学 加速度图 地震 危险性分析 现场分析
  • 简介:Atrapezoidvalleysiteischosenasaresearchsite,andaccordingtonumericalmodelsbasedonorthogonaldesign,thefactorsinfluencinggroundmotioninthevalleysitearestudiedwithtwo-dimensionalfinitedifferencemethod.Theinfluencingfactorsareranked,andthenthecalculationresultsareverifiedbygroundmotionanalysis.Theconclusionsareasfollows:therearefourfactorsthathaveimportanteffectsongroundmotionoftrapezoidvalleysites,buttheeffectsaredifferentasthelocationofsiteschanges,theinfluencingfactorsrankdifferentlywithdifferentsitelocations;Therankingoftheinfluencingfactorsisthesameforallthesiteslocatedwithinadistanceof40mfromthevalley'sside,amongthem,themosteffectiveoneisthevalleyslopeangleranks,followedbydepth-to-widthratio,overburdenthickness,atlasttheinputgroundmotionintensity.Theimpactofthefactorsonsurfacegroundmotionisroughlythesameinthevalleysiteswithinacertaindistancetothevalleyside,andthegeometricparametersofthevalleyterrainplayagreaterpartininfluencinggroundmotion.Withtheincreaseofdistanceawayfromthevalley'sside,therankingoftheinfluencingfactorsalsochanges,theratingofslopeanglemovesbackward,therankingoftheinputgroundmotionandoverburdenthicknessmoveahead.Theeffectofvalleygeometricparametersongroundmotionsisgraduallyweakened,buttheeffectofothertwoinfluencefactorsaregraduallyincreased,similartocasesofahorizontallayeredsite.StrongmotionrecordsinAnningRivervalleysitewereanalyzed,andtheresultsshowthatthevalleytopographyhasasignificantamplificationeffectongroundmotion,andthatthenumericalresultsofthispaperarecredible.

  • 标签: VALLEY SITE Ground motion FINITE DIFFERENCE
  • 简介:摘要GPS技术广泛运用于各个行业,例如城市交通、测绘工作、导航等。在工程测量方面能够提高工程测量的质量和效率。在道路桥梁工程方面,在建设中运用GPS技术能够准确的进行测绘工作、变形监测和图根测量,为之后的道路桥梁工作提供数据依据,为保证道路桥梁工程正常、顺利的进行。所以对GPS技术在道路桥梁工程测量中的应用进行探讨具有非常重要的意义。

  • 标签: GPS技术 道路桥梁 工程测量 应用
  • 简介:TheGuangzhouChildren'sPark广州市儿童公园issituatedinthenorthsideofwesternZhongshanSilu中山四路,inthecenterofoldGuangzhouCityproper.Since1970s,acoupleofimportantfindsoftheNanyueStateperiodhavebeendiscoveredunceasinglyaroundit.In1975,aship-makingsitewasspottedinthecourtofGuangzhouMunicipalCulturalBureau广州市文化局tothesoutheastofit.

  • 标签: 宫殿 中国 广州 文物考古 西汉 文物考古