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GIS DatamonopolyThe service is supreme

作者: Deruite Industry 發布時間: 2019-07-14 07:11:24

GIS DatamonopolyThe service is supremePrism,akindofbybothtwointersecteachotherunparallelplaneoftransparentobjects,tolightordispersioninthebeam. Prismisthetransparentmaterial,suchasglass,crystal,etc.)madeofsolid.Itiswidelyusedinopticalinstruments.Prismaccordingtoitsnatureandpurposecanbedividedintoseveralkinds. Inthespectruminstrument,forexample,thecompositelightisdecomposedintospectraldispersionprism,iscommonlyusedisequilateralprism;Atperiscope,binocularsandotherinstrumentsinthechangeindirectionofthelight,

lookatthemeasurementsonthesamepositionofobjects,needlewithandwithoutdeviationdegree.

Electronicrangefinderusingmethodgenerallylargelensapertureisgreaterthan5.6,youcanusetheautofocusfunction,hasnothingtodowithwhenshootingsettheaperturesize, becausefocusingtimecircleisinalargestate.Halfpresstheshutterinfocus,thenyoucanseesome(a)orspecifiedflashtofocusonasmallrectangularboxandcanhear"drop"sound,whichhasgoodfocallength. Thatmeansyouhaveusedtheelectronicrangefinderfocus,focusistheprocessofdistancemeasurement.

butithasmanyadvantages. Someconstructionsiteoftheproject,weoftencanseesometechnicalpersonneltocarryaninstrumentinthemeasurementofhomework,theyareusingtheinstrumentistheodolite.Thecreationofthetheodolitetohasclosecontactwiththesailthesea.Intheonehundredandfifty-sixs,Britain, Franceandsomeotherdevelopedcountries,duetosailtheseaandthebattleofreason,needstomakevariousmapsandcharts.Isthefirstmapmakinguseofthetrianglemeasurementmethod,

Researchanddevelopmentofproductsandtechnologyneedstobealargenumberofprofessionaltalentsandfunds,however,somedomesticuniversitiesforinstrumentandmeterindustryisnotverytheattentionoftherelevantprofessionalcourses, resultingintheinstrumentationindustryprofessionaltremevacant,noprofessionaltalents,whichcomeofnewproductsandnewtechnologies.Thesecondistheresearchanddevelopmentfunds.Alargepartofdomesticenterprisesarenotindependentresearchanddevelopmentontechnology,

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