軟件設(shè)計(jì)師咨詢(xún)工程師課件_第1頁(yè)
軟件設(shè)計(jì)師咨詢(xún)工程師課件_第2頁(yè)
軟件設(shè)計(jì)師咨詢(xún)工程師課件_第3頁(yè)
軟件設(shè)計(jì)師咨詢(xún)工程師課件_第4頁(yè)
軟件設(shè)計(jì)師咨詢(xún)工程師課件_第5頁(yè)
已閱讀5頁(yè),還剩67頁(yè)未讀, 繼續(xù)免費(fèi)閱讀

下載本文檔

版權(quán)說(shuō)明:本文檔由用戶(hù)提供并上傳,收益歸屬內(nèi)容提供方,若內(nèi)容存在侵權(quán),請(qǐng)進(jìn)行舉報(bào)或認(rèn)領(lǐng)

文檔簡(jiǎn)介

SOUNDPLANSo#wareDesignersSOUNDPLANSo#wareDesignersandConsul2ngEngineersNoiseControl,AirPollu2onandEnvironmental?FoundedinMaytakingoverthebusinessfromBraunstein+BerndtGmbH(foundedManagingdirectors董事總經(jīng)理MichaelGillé&JochenSchaalConsulRngdepartmentandSoTwareproducts軟件產(chǎn)品SoundPLANnoiseSoundPLANessenRal19employees???????7soTware6support/qualitytesRng/documentaRon/6?Synerge2ce?ectsforso#waredevelopmentandSOUNDPLANSOUNDPLANSOUNDPLANINTERNATIONALInterna2onalMarke2ngSOUNDPLANINTERNATIONALInterna2onalMarke2ngandSalesofSoundPLANSoundPLAN???FoundedinManagingdirector董事總經(jīng)理:ArneInternaRonalmarkeRngofSoundPLAN,supportofoursalespartners,internaRonalhotlineandtraining~50salespartners(distributors)allovertheworldLocatedinShelton,Washington,USA5?????regional????Internationalcooperation–thepowerofaglobalnetworkofSOUNDPLANINTERNATIONALSupportandsalesSOUNDPLANINTERNATIONALSupportandsalesNetworkPartnersofInternaRonalNOISEPLANNING–WHATISNOISEPLANNING–WHATIS?Noiseisfairlyeasytomeasure.Inordertothat,thefacilitymustalreadyexistandbeoperaRonal.we?ndthatitistoolouditwouldbeveryexpensivetoretro?tandcontrolthe?NoisemeasurementsdependonalotoffactorswecannotcontrolsuchasthecondiRonsandthepossibilitythatourparRcularsourceoroperaRngprocedureisnot?average“,butexcepRonallyquietor?ManymeasurementstakeninasystemaRcfashionusuallyleadstoabeferunderstandingofphenomenonandacharacterizaRonwithparameterswecanuseinthefuturetodescribethephenomenon.WeusuallycalltheseevaluaRons?standards標(biāo)準(zhǔn)?Ifwemodelthenoise,wecanevaluateallscenariosandevaluatewhichoneisthemoste?ecRvesoluRon最具成本效益的解決方案toour?NoiseplannerscanhelpinthepoliRcaldecisionsbyevaluaRngcostversusbene?tofall噪聲規(guī)劃人員可以通過(guò)評(píng)估所有計(jì)劃選項(xiàng)的成本與收益來(lái)幫助制定政治決策NOISEPLANNING–?NoiseisNOISEPLANNING–?Noiseisaphysicalphenomenonwithphysicaldescriptors.Noisehoweverhasanotherside,itlinkedtocardiovasculardiseases,amongstotherfactorsisresponsibleforchildren‘slearning?Noiseisannoyingin?Itisknownthatfornoisyplacesthevalueofrealestateisdiminished,sonoisehasareal?AsNoisehasdetrimentalsides,whycanwenotgetridofit?Theansweriscost!Ifwehavedemandsforournoisecontrolandimplementthemstrictly,wewillcertainlyexceedthefunds?Iftheproblemcannotbesolvedanyway,thenwhyPropernoiseplanningcaneaseproblemsandcanalsobesustainable可持續(xù)發(fā)展LateroninpresentaRonwewillshowsomeexamplesofwhatisdoneinother?NOISEMAPPINGNOISEMAPPING–ANBacknang,GermanyhometoSoundPLAN.Thenoisemapiscoveroad,railandaircraMnoise.NOISEPLANNING–STANDARD?SincenoiseNOISEPLANNING–STANDARD?Sincenoiseisamongstoneoftheleadingenvironmentalcomplaints,manycountrieshavewhattodoanddeveloped?standard“procedures.You?ndnoisemodelingstandardsinJapan,Scandinavia,Germany,UK,Australia,USA,EuropeandalsobytheISOgroup.?StandardsevolveoverRme,getreplaced,upgradedorbecomeobsolete.SomeRmesthenew,physicallycorrectmethodsdonot?ndwideacceptancebecausetheyprovetobetoocomplex(No?InindustrynoisetheISO9613hasproventobedominant,itissRllaliveandevolving.TheISOalsoformedthebasisfortheotherEuropeanmodelsofthenearfuturefortheevaluaRonofrailwaynoise.(SoundPLANisinvolvedinthenextgeneraRonofthisstandardanditsquality在工業(yè)噪聲方面,ISO9613已具有主導(dǎo)的地NoiselevelsusuallyaredescribedasdB(A)A聲級(jí)分貝thisistheRmeequivalentconRnuousnoiselevelinthe?lteringvariantthatsuitsthehumanearbestformostfrequencies.??StandardscovermulRpleaspects,emission,thenoisetransmission,theevaluaRonofthe?raw“l(fā)eveltoLdenandthetotalnoiselevelevaluaRonaccordingtotheVDI3722-?CNOSSOS-EU,theEuropeansetofstandardsforthenextdecades.Thisguidelinecoversroad,industrialandaircraTnoise公路,鐵路,工業(yè)和飛機(jī)NOISEPLANNING–NOISEPLANNING–toolsdoweneedAnagreeduponstandardorsetsofstandardswithwhichtocalculatethenoiselevels噪聲水平測(cè)量WhatRmeslotsarerelevantdayevening,nightIstheLeqenoughordowealsoneedtheLmaxfortheevaluaRonofsleepdisturbance睡眠影響?Whatarethenoiselimitsfordi?erentusagesoftheAnobjecRve,whatdowewanttodowithnoiseUseitfortheevaluaRonandmiRgaRonofhealthproblemsandlearningproblemsofnoiseexposedresidents?受噪聲影響的居民的健康和學(xué)習(xí)問(wèn)題Useittoguideplannersintheirwork(wheretolocateanewroad/motorway)?指導(dǎo)規(guī)劃規(guī)劃一條新的道路或Ifweplananewroad/railinfrastructure,howdowemiRgatethenoisee?ects?CanbuildanoiseprotecRonwallor如果計(jì)劃新的公路或鐵路基礎(chǔ)設(shè)施,我們?nèi)绾螠p輕噪聲影響?我們可以建造隔音墻嗎??NOISEPLANNING–toolsNOISEPLANNING–toolsdoweneedWhatengineeringtoolsarebestDoweneednoisecontourorfacadenoisemapstoshowthenoiselevels.DowewanttographicallyshowtheconcentraRonofnoisee?ectedresidentsforexampleHotSpotanalysis熱點(diǎn)分析??Whatdatadowehave–3DdatathatcanbeusedinatriangulaRon.IfwecanhaveLidarelevaRonthatwouldbeveryTra?cdata,roaddata,traininformaRon,aircraTtypes,tra?cschedules,descripRonindustrial交通數(shù)據(jù),道路數(shù)據(jù),列車(chē)信息,飛機(jī)類(lèi)型,交通時(shí)刻表,工業(yè)噪聲來(lái)源的描ResidenRaldata,howmanyresidentsinwhich住宅數(shù)據(jù),建筑物中有多––NOISEPLANNING–NOISEPLANNING–WHATTODOIFWEHAVENOTALL?AlotofdataisavailableonglobalsourcessuchasGoogleEarth,OpenStreetMap,WebServers,SoundPLANcantapintothisresource.Asaprerequisitewemustusecommoncoordinatesystems坐標(biāo)系統(tǒng)suchastheUTMcoordinateandtheWGSreferencesystem.AsauserhoweverwemustremaincriRcaltowardsthedata,especially3DelevaRondata三維高程N(yùn)OISEPLANNINGNOISEPLANNING–WHATTODOIFWEHAVENOTALL?AlotofdataisavailableonglobalsourcessuchasGoogleEarth,OpenStreetMap,WebServers,SoundPLANcantapintothisresource.AsaprerequisitewemustusecommoncoordinatesystemssuchastheUTMcoordinateandtheWGSreferencesystem.AsauserhoweverwemustremaincriRcaltowardsthedataespecially3DelevaRondata三維高程數(shù)據(jù).AlotofdatacanbeextrapolatedforotherexisRngdata.ForexampleifwehavetherawandprocessedinformaRonofcloudelevaRon,wecanextracttheheightofbuildingsfromthem.Ifwehavetheheightofthebuilding,wecanapproximatethenumberof?oorsandwithhesquaremetersoffootprintofthebuildingwecanesRmatethenumberofresidents.?NOISEPLANNING–NOISEPLANNING–WHATTODOIFWEHAVENOTALL?AlotofdataisavailableonglobalsourcessuchasGoogleEarth,OpenStreetMap,WebServers,SoundPLANcantapintothisresource.Asaprerequisitewemustusecommoncoordinatesystems坐標(biāo)系統(tǒng)suchastheUTMcoordinateandtheWGSreferencesystem.AsauserhoweverwemustremaincriRcaltowardsthedataespecially3DelevaRondata三維高程數(shù)AlotofdatacanbeextrapolatedforotherexisRngdata.ForexampleifwehavetherawandprocessedinformaRonofcloudelevaRon,wecanextracttheheightofbuildingsfromthem.Ifwehavetheheightofthebuilding,wecanapproximatethenumberof?oorsandwithhesquaremetersoffootprintofthebuildingwecanesRmatethenumberofresidents.If3Ddata三維數(shù)據(jù)areavailable,wecanimportthemun?lteredfortheroadstocreateveryaccurateroadalignments道路路線(xiàn),withtheSoundPLANelevaRontoolswecangettheroadedgesveryaccurateandincorporatetheseelevaRonsintothegeneralDigitalGroundModel數(shù)Ifwehavesu?cientelevaRondatawecandetectbridgestomakesurethatthenoisecanpassunderneathunmiRgated.???IfwewantIfwewanttoknowthee?ectsofnoiseonhealth,thenumberofe?ectedpeopleduetoand/orsleepdisturbanceorjusttheposiRonswereweexceedthegivenlimitvalues,weneedusesinglereceivers單噪聲受andmodelallofthecontributorstoSinglenoisesensiRvereceiversarereceiversthatareafachedtoabuilding.TheresultdaincludesthelocaRon位置,thebuildingitisafached附著的建筑物,thecomponentofthenoisethatwasre?ectedandifneededtotalbreakdownofallcontribuRngIfweIfwewanttoknowthee?ectsofnoiseonhealth,thenumberofe?ectedpeopleduetoand/orsleepdisturbanceorjusttheposiRonswereweexceedthegivenlimitvalues,weneedtousesinglereceivers單噪聲受體andmodelallofthecontributorstonoise.TheresultsareavailableintheDocumentaRandalsocanbeloadedintothespreadsheet電子數(shù)據(jù)表wheredi?erentscenarioscanbecomparedandfurtherevaluaRonscanbemade.IfweIfwewanttoknowthee?ectsofnoiseonhealth,thenumberofe?ectedpeopleduetoand/orsleepdisturbanceorjusttheposiRonswereweexceedthegivenlimitvalues,weneedtousesinglereceiversandmodelallofthecontributorstonoise.IfwewanttominimizethenoiseimpactonapopulaRon減少噪音對(duì)人口的影響,thebesttoolwouldbetocalculateFacadeNoiseMaps立面噪聲分布圖.IfallresidenRalbuildingshavetheinformaRonofhowmanyresidentsarelivinginthem,itiseasytocalculatethenoisemapandhavethenumberofnoiseexposedpeopleinclassesofdB分貝.IfweIfwewanttoknowthee?ectsofnoiseonhealth,thenumberofe?ectedpeopleduetoand/orsleepdisturbanceorjusttheposiRonswereweexceedthegivenlimitvalues,weneedtousesinglereceiversandmodelallofthecontributorstonoise.IfwewanttominimizethenoiseimpactonapopulaRon減少噪音對(duì)人口的影響,thebesttoolwouldbetocalculateFacadeNoiseMaps立面噪聲分布圖.IfallresidenRalbuildingshavetheinformaRonofhowmanyresidentsarelivinginthem,itiseasytocalculatethenoisemapandhavethenumberofnoiseexposedpeopleinclassesofdB分貝.IfwewantIfwewanttoknowthee?ectsofnoiseonhealth,thenumberofe?ectedpeopleduetoand/orsleepdisturbanceorjusttheposiRonswereweexceedthegivenlimitvalues,weneedtousesinglereceiversandmodelallofthecontributorstonoise.IfwewanttominimizethenoiseimpactonapopulaRon,thebesttoolwouldbetocalculateFacadeNoiseMaps.IfallresidenRalbuildingshavetheinformaRonofhowmanyresidentsarelivinginthem,itiseasytocalculatethenoisemapandhavethenumberofnoiseexposedpeopleinclassesofdB.IfwewanttodopublicrelaRons公共關(guān)系showingtheciRzensthattheproblemofnoiseisignoredGridNoiseMaps網(wǎng)格噪arethebestIfweIfwewanttoknowthee?ectsofnoiseonhealth,thenumberofe?ectedpeopleduetoand/orsleepdisturbanceorjusttheposiRonswereweexceedthegivenlimitvalues,weneedtousesinglereceiversandmodelallofthecontributorstonoise.IfwewanttominimizethenoiseimpactonapopulaRon,thebesttoolwouldbetocalculateFacadeNoiseMaps.IfallresidenRalbuildingshavetheinformaRonofhowmanyresidentsarelivinginthem,itiseasytocalculatethenoisemapandhavethenumberofnoiseexposedpeopleinclassesofdB.IfwewanttodopublicrelaRonsshowingtheciRzensthattheproblemofnoiseisnotignored,GridNoiseMapsarethebesttool.IftheobjecRveofthenoisestudyistominimizethenoiseimpact,thebestwaystotakethestatusquocaseandcalculateforeachproposedchangeanewnoisemap.Di?erencemapscaneasilydisplaythedi?erencesinanoisecontourdi?erencemap噪聲等值線(xiàn)圖whiletheDocumentaRonandtheSpreadsheet文檔和電子表格candeliverthenumbersofhowmanyresidentshavemoreorlessnoiseexposure.NOISEPLANNING–comprehensiveNOISEPLANNING–comprehensivenoise?Modelthedi?erentnoisetypesseparatelytocreateseparatenoisecontourmaps噪聲等值線(xiàn)fortrain,road,industryandaircraTsourcesfordayandnight(ofday,eveningandAddtherawdata原始fromthedi?erentnoisetypestoformacomprehensivenoise綜合噪CalculateFacadeNoiseMaps立面噪聲分布foreachnoisetypefortheRmeslotsselectedUsetheSoundPLANSpreadsheettoaddtheresultsforeachreceiver噪聲受體andtodostaRsRcsofhowmanyresidentsareexposedtoexcessivenoiselevelstypebytypeUsetheEUdosageequivalentconversiontostandardizeaircraTnoisetotheannoyance噪聲煩ofroadandrailandcreateatotalannoyance總噪聲andtotalsleepequivalent總睡眠騷擾????forforthedi?erenttra?csources交通來(lái)inaccordancetoVDI3722-§§§§Percentageandnumberofa?ectedRenormalizedsubsRtuRonlevelofthedi?erentsourceE?ectrelatedsubsRtuRonlevel(totalnoiselevel)andtotal716559LAES=65+71+59=72,2Atot=lalculatethetotal?noise“romlalculatethetotal?noise“romroad,railwayandoiseusingtheurvespublishedbytheuropeanUnion.Llalculatethetotal?noise“romroad,railwayandoiseusingtheurvespublishedbytheuropeanUnion.Llalculatethetotal?noise“romroad,railwayandoiseusingtheurvespublishedbytheuropeanUnion.Lalculatethe?totalnoise“romroad,railwayandalculatethe?totalnoise“romroad,railwayandoiseusingtheurvespublishedbytheuropeanUnion.alculatefromthe?totalnoiselevelthetotalAnnoyanceLlltra?c.alculatethe?totalnoise“romroad,railwayandoiseusingthealculatethe?totalnoise“romroad,railwayandoiseusingtheurvespublishedbytheuropeanUnion.alculatefromthe?totallevelthetotalAnnoyanceLlltra?c.NOISEPNOISEPLANNING–ForthefurtherevaluaRonitisnecessarytolinkthecalculatedresultswiththeThereforeit’simportanttoassigntheinhabitantstothebuildings.Don’tuseareaswithassignedinhabitantsforevaluaRon.CalculateinaddiRontothenoisemapsfa?adenoisemaps立面噪聲分布圖consideringthenoiselevelatallrelevantfacadesandall?oors.FortheForthewithnoisefurtherevaluaRonitisnecessarytolinkculatedresultswiththeinhabitants.reit’simportanttoassignantstothebuildings.Don’tuseareassignedinhabitantsforevaluaRon.teinaddiRontothenoisemaps,fa?adeapsconsideringthenoiselevelatalltfacadesandallForthefurtherevaluaRonitisnecessaryForthefurtherevaluaRonitisnecessarytothecalculatedresultswiththeThereforeit’simportanttoassigntheinhabitantstothebuildings.Don’tuseareaswithassignedinhabitantsforevaluaRon.CalculateinaddiRontothenoisemaps,fa?adenoisemapsconsideringthenoiselevelatallrelevantfacadesandallForthefurtherevaluaRonForthefurtherevaluaRonitisnecessarytothecalculatedresultswiththeTwCereforeit’simportanttoassigntheabitantstothebuildings.Don’tuseareasithassignedinhabitantsforevaluaRon.lculateinaddiRontothenoisemaps,fa?adeisemapsconsideringthenoiselevelatalllevantfacadesandallForthefurtherevaluaRonitisnecessarytothecalculatedresultsForthefurtherevaluaRonitisnecessarytothecalculatedresultswiththeThereforeit’simportanttoassigninhabitantstothebuildings.Don’tuseareaswithassignedinhabitantsforevaluaRon.CalculateinaddiRontothenoisemaps,fa?adenoisemapsconsideringthenoiselevelatallrelevantfacadesandallNOISEPLANNING–NOISEPLANNING–pinpointInabigtownitissomeRmesdi?culttotheproblems.HeretheopRonHotSpotsistakingthenoiseexposureinbuildingsfromaFacadeNoiseMap立面噪聲分布圖andconvertitintoaHotSpotAnalysis熱點(diǎn)分析depicRnghowmanyresidentsareexposednoiselevesaboveathresholdNOISEPLANNING–pinpointNOISEPLANNING–pinpointInabigtownitissomeRmesdi?culttotheproblems.HeretheopRonHotSpotsistakingthenoiseexposureinbuildingsfromaFacadeNoiseMap立面噪聲分布圖andconvertitintoaHotSpotAnalysis熱點(diǎn)分析depicRnghowmanyresidentsareexposednoiselevesaboveathreshold x- y- 3531600 3531900 3531900 3531300 3531200 3532000 3533900 3531500 3531900 3531700 3531300 3532600 3531300 3531900 3531500 NOISEPLANNING–NOISEPLANNING–PINPOINTAnothercommonwaytoshowthetheenRrecityistodepictthenumberofannoyedpersonsperacremappedoutdistrictbydistrict按地區(qū)繪制每英畝受AnotherwouldbetodepictitinabsoluteThepossibiliResinSoundPLANareTHEMAJORTHEMAJORTHEMAJORTHEMAJORLetshaveashortoverviewofLetshaveashortoverviewofSoundPLANSoundPLANisamodularprogramsystem模塊化程序系統(tǒng)withguidanceforbeginners,plentyoftoolsforthemostcomplexjobandenoughscalablepowerforexpertstotacklehugenoisemappingSoundPLANguidestheuserthroughtheprocessofnoisemodelingatalllocaRonstherearetoolstomakeworkeasier.SoundPLANhasmanyimportinterfacessothatdatathatalreadyexistcanbeimportedinsteadofgeneraRngthedatafrommapsandotheroldertypesofinformaRon.TheDigitalGroundModelisacentralconcept,itformsthebasisonwhichallotherdataobjectsareplacedorreferenced.?????ThecalculaRonofnoisebreaksdowntohavingonereceiverataRmecalculaRngthelevelfromonesource來(lái)源ThiscalculaRoncaninvolveallthephysicalphenomena,re?ecRonsandmulRplere?ecRons多種反射Ifonereceivercalculatesthenoiseofonesource,itiscapabletocalculatethenoiseonesourceanothertogetthenoiselevelatonespeci?c?AllDatainSoundPLANarewrifenAllDatainSoundPLANarewrifenMostprojectscanbeprocessedwiththebitversion32位howevera64bit64isavailableatnoextracharge不收額外費(fèi)用TheprogramcanbeworkingstandaloneasanetworksoluRon程序可以獨(dú)作為網(wǎng)絡(luò)解決方案ThecalculaRonsscaledupwithDistributedCompuRng分式計(jì)sothatmulRplePCsprocessthedatajointly.ThemodelsareallThemodelsareallbuiltintheDatabase.Heredataisimported,?lteredattheedgesofwhatweneedfortheandsavedtoOneormulRpleGeoFilesformSituaRons個(gè)或多個(gè)地理檔案構(gòu)成情境withthesecanarrangeourdatafreelysothateachcalculaRonstephasthedataitneeds.possiblewithoutcreaRngaredundantofdataorusingamulRtudeofprojectstorepresentthesameTheCalculaRon計(jì)coretakestheTheCalculaRon計(jì)coretakestheassembledintheGeo-Database地理數(shù)據(jù)andprocessestheinformaRon.Manydi?erentcalculaRontaskscanbestartedtheCalculaRonCoreincludingDGM數(shù)andnoiselevelcalculaRonsindoorsandoutdoorsforavarietyofdi?ernettypes–standalone,FacadaceNoiseTriangulatedNoiseMap三角噪聲圖NoiseMapandverRcalCrosssecRonalMap垂直橫截面噪聲圖AllcalculaRonswiththeirparameters,?lewarninganderrormessagesarehostedinoneormulRpletablesandarerepeatableanyRme.MulRplecalculaRonscanberunoneaTeranother,stopandresumearealstandardfeatures.ResultsintabularResultsintabularformareavailableinDocumentaRon文檔A?exibleDetailconceptallowsmaximum?exibilitselecRngandformaRngdata.enablestheusertopostprocesstheofthecalculaRons.Userde?nedcanaddnoiselevelsorhelpwithpresentaRonofthecontentoftheSpreadsheet-forexamplehavingblackfontswherethenoiselimitisnotviolateandredfontswhereitistooloud.用戶(hù)能夠以電子數(shù)據(jù)表程序?qū)τ?jì)算行后期處理,用戶(hù)可以定義公式子數(shù)據(jù)表的內(nèi)容TheGraphicsModuleisTheGraphicsModuleistheforformaznggraphicssheetsfromtheSituaRonsandGeoFilesandtheresultsothecalculaRon.SheetscanbedividedtohostmulRpleofthesameordi?erenttypes.Itispossibletogenerateasheetwithquadrantbeingthenoiseanalysis,thesecondonetheprognosis,thethirdadi?erencemapbetweenanalysisandprognosisandthefortha3Drenderedsmodel.DescripRonboxes,textsandenhancementsgivethegraphics可以表示多個(gè)相同或不同類(lèi)型的地InSoundPLAN,basisdatasuchInSoundPLAN,basisdatasuchasspectra,transmissionlossdirecRviResortraintablesismanagedin基礎(chǔ)數(shù)據(jù)(如發(fā)射光譜,傳輸損向性或列車(chē)表)都管理在資Thesystemlibrariescontainmanycomingfromverydi?erentThedi?erentstandardsand準(zhǔn)和出areevaluatedaswellmanufacturer’sdatae.g.forlossesofnoiseprotecRonwallsordirecRcharacterisRcsofloudspeakers.togroupshelptoquickly?ndtheneededspectruminthesystemlibrary.WallDesign墻面isaWallDesign墻面isamoduletohelpengineersto?ndthestructureandplacementofawall墻壁化結(jié)構(gòu)和布置Onapre-determinedalongaroad/railwaylineanoiseproposedandpre-calculatedeitherforsinglepointreceiversoffa?adenoisemaTheheightofeachbarriersecRonsisiteratedinde?nedincrementsheightandthemaximumallowedTheExpertSystem專(zhuān)家系TheExpertSystem專(zhuān)家系istaskedtothenoisecontrolsoluRonwiththeleastinvolved尋找最低成本的噪聲控制解案Foreachofthereceiversyoucanalistofnoisecon

溫馨提示

  • 1. 本站所有資源如無(wú)特殊說(shuō)明,都需要本地電腦安裝OFFICE2007和PDF閱讀器。圖紙軟件為CAD,CAXA,PROE,UG,SolidWorks等.壓縮文件請(qǐng)下載最新的WinRAR軟件解壓。
  • 2. 本站的文檔不包含任何第三方提供的附件圖紙等,如果需要附件,請(qǐng)聯(lián)系上傳者。文件的所有權(quán)益歸上傳用戶(hù)所有。
  • 3. 本站RAR壓縮包中若帶圖紙,網(wǎng)頁(yè)內(nèi)容里面會(huì)有圖紙預(yù)覽,若沒(méi)有圖紙預(yù)覽就沒(méi)有圖紙。
  • 4. 未經(jīng)權(quán)益所有人同意不得將文件中的內(nèi)容挪作商業(yè)或盈利用途。
  • 5. 人人文庫(kù)網(wǎng)僅提供信息存儲(chǔ)空間,僅對(duì)用戶(hù)上傳內(nèi)容的表現(xiàn)方式做保護(hù)處理,對(duì)用戶(hù)上傳分享的文檔內(nèi)容本身不做任何修改或編輯,并不能對(duì)任何下載內(nèi)容負(fù)責(zé)。
  • 6. 下載文件中如有侵權(quán)或不適當(dāng)內(nèi)容,請(qǐng)與我們聯(lián)系,我們立即糾正。
  • 7. 本站不保證下載資源的準(zhǔn)確性、安全性和完整性, 同時(shí)也不承擔(dān)用戶(hù)因使用這些下載資源對(duì)自己和他人造成任何形式的傷害或損失。

評(píng)論

0/150

提交評(píng)論