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professionalMeasuring a compassThe priceWelcome to consultation

作者: Deruite Industry 发布时间: 2019-07-11 18:11:40

professionalMeasuring a compassThe priceWelcome to consultationMeasuringinstrumentisinordertoachievethetargetcertainattributevaluesandmeasureneededthreestandards,measuringinstrumentisgenerallyhasthescale,capacityetc. Scholarsandvoyagerisveryclear,ifwecanaccuratelymeasuretheobject'spositiononthesea,sothesailorscancertainlyknowtheirlatitude.Todothis,needisaprecisionmeasuringinstruments.

isdividedintotheodoliterepeatingtheodoliteanddirection.Inaddition,therecanbeautomaticallyaccordingtothecodingperforationencodedialdialreadingsoftheodolite; Canontheautomaticairtargetstrackingtheodolitecontinuously;Usingprincipleofgyroorientationquicklyseparatedeterminationofthegroundpointorientationofgyroscopictheodoliteandlasertheodolite;

Alsohasalotofthechoiceofthetripod,buytripodmainshootingAngleframeforafewwillactuallyprovideastablestateofshooting,buttherearealotofthingscanleadtoarpodpoduceinstability,forexampleitselfisusingalighterweighttripodorso-calledportabletripod, animbalanceintheopenAnglebracketornotonthebutton,orwhenusedinformalexcessivelylongaxisofthemiddleofthepole,etc.,willmakeyourhornframeshook.

Varioustemporarysituationintheenvironmentandcanmakeyourhandheldcameracompromised:thestabilityoftheeverchangingwind,therainfalling,pot-holedroads,bustlingtourists,andweight-bearingmarching,pantingofthephotographerhimself,willletyoufeelthenecessityofatripod"protect". What'smore,someonedidtest:fora105mmlens,evenunderthe1/125secondsshuttertime,usethetripodanddonotuseatripod,

includingbothendshaveallowance,sothetapewillnotfail. Second,pullametrelongand2metreslong,tensionmakesnodifference;Tapespringisverythin,tightenwhenthedeformationissmall,sothereactionforceissmall,pullroddoesnotfeelthechangeofforce.

istwodirectionlineinthehorizontalplaneprojectionAngle,sothehorizontalcirclemustbelevel. Thickflat:telescopictripodlegs,makethecirclelevelbubbleinthemiddle. Checkandprecisefor:checkwhetherdeviatingfromthegroundpointtosignin.Ifoff,unscrewthetripodconnectionscrewbasemakethelogoonaccuratetranslationinstrumentaimedatthecenterofthesitemeasurement,tightenthescrewconnection.

itiswidelyusedinnationalelevationcontrolsurvey,engineeringsurveyandconstructionmeasurement.Levelingprincipleistouseleveltoprovidethelevelofthelineofsight,readuponthetwopointsofthereadingonthegraderod, todeterminethedifferencebetweentwopoints,thenaccordingtotheknownpointsstayfixedpointelevationheightcalculation.

thefirstcooperationisapplied,thegroundtelescopeforinvestigationobject,asaresultofthecelestialbodies,citymatchparalleltothehorizonstraightornot,andthereforedemandchangealongwithtimechangespeedtalentstogethertopursueobjects, buttheviewintheotherdaytoappreciaterelativetotherotatingcelestialbodies,unlesswithoffsetfieldrotationgroup,orshouldnotbeusedforthelongtimeexposureofgeography.

withhigh-endtechnologyor**safetyequipmenttoentertheChinesemainlandisprohibited.Thissituationforceddomesticinstrumentresearchanddevelopmentofenterprisesmustchangetheoriginalmode, todevelopinthedirectionofresearchanddevelopmentproductionofhigh-endanalyticalinstruments.Accordingtothe"twelfthfive-year"plan,instrumentandmeterindustryinChinawillbeinthenextfiveyearstohigh-endproductsinthemarketasthegoal,tostrengthenthedesign,

1,electronictheodoliteerectioninstrument: Electronictheodoliteinspecialtripod,justinthelineofsighteasilythroughDscrewringofobservation.Puttheodolitetowardthesouth,thefirstarmDdon'tlift,tablereferstothezero)E(i.e.,latitude,adjustthetiltoftheBplate,makethelineofsightalongthearmtoseethehorizon,theBplatefixedintheposion,hebadthatmaintainalevelB,C.Dobservationofcelestialbodies,theEthatindicatetheplaceofcelestiallatitude.