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handheld controllerWelcome to call

作者: Deruite Industry 發布時間: 2019-07-14 02:21:55

handheld controllerWelcome to callTheodolitejingping:rotatingscrewfeet,makethetubelevelbubbleinthemiddle. 4,electronictheodoliteaimandreading: (1)theeyepiecelight:eyepiecelenstomakethecrosshairisclear. (2)theaimandobjective:lightcrudeatgoal,thefocusoftheobjectivemakecleargoals.Payattentiontoeliminatetheparallax.Aimingattarget.

andthepracticeloftingitout.Someoneisusingitaccordingtothesimilartriangleprincipletomeasureheightmaybehorizontalinterval,butnotprecise,thelargerthedifferencebetweensimilartriangle,thegreatertheerror. Finalbriefsaidagain:transitpriorityislookingorpeninesigtheright-angleprinciple,theuseofotherviewpointsarenotveryaccurate.Myreplytoexpectsomehelptoyou.

Instarsisfarawayfromus,eyescouldn'tdistinguishbetweentherealaloneisnotthesameasthedistancebetweenthem, soinouropiniontheseplanetsareasthesame.Let'simagineadanglingofsphericalshellcoverthewholeoftheearth,theideaoftheballiscalledthecelestialsphere(Celestialsphere), butthesestarsarefixedinthesphericalshellinside,everytimewecanonlyseehalfofthesphere.Asaresultoftheearth'srotation,

Theodolitediscreadingjumpandreaddialnumberisdifferent,classification,5theodolite,quietlighttheodoliteandalltheodolite. Atpresent,China'sfirstuseofopticaltheodoliteandelectronictheodolite,cursortheodolitehasgraduallybeeliminated.

Theodoliteisthehighprecisionmeasuringinstrumentproduct,thefollowingspecificrole. TheodoliteisthefirstAnglemeasuringinstrumentmeasuremennhewk.Bytelescope,horizontalcircle,theverticalscale,levelandabase,etc.Measurement,thetheodolitesettledonatripod, withpendantoropticalplummetaimtheinstrumentamongthegroundtestsite,withalevelinstrumentisflat,withatelescopeaimedatmeasurementprinciple,pingdudishwithwaterandverticalscalehorizontalAngleandverticalAngle.

Manyexpertsonthecurrentinstrumentandmeterindustryinourcountrydevelopmentpresentsituationtodiscussproblemsofthefuturedevelopmenttrend. A,scienceandtechnologyinnovationandresearchanddevelopmentofhigh-endproducts Withthedevelopmentofeconomyandtechnology,moreandmorehightotherequirementofautomaticcontrolandtestingtechnology,

Levelofuseinclude:levelofresettlement,coarse,targeting,flat,readingfivesteps. 1.Resettlementplacementistheinstrumentinstallationontheretractabletripodandplacedbetweentwopoints. Firstopenthetripodandmakehighmoderate,maketheframeheadlevelwithocularestimationmethodandcheckwhetherstandfirm,thenopentheinstrumentbox,thelevelinstrumentwithconnectingscrewconnectiononatripod.

Thenavailablerighthandrotationtiltingattheendsofthespiralairbubbleslikefullymeet,instrumentcanprovideahorizontallineofsight,tomeetthedemandofthebasicprincipleoflevelmeasurement.Note:themovingdirectionofbubbleslefthalf, alwaysdonotagreewiththedirectionoftherightthumb. 5.Readingwithacrosshair,readthereadingonthelevelruler.Levelismorelikeatelescope,top-downreadingsshouldbeundertaken.

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