AfricaprofessionalSOUTH GNSSThe priceWelcome to callTheriseandfallofcentercolumnforfine-tuninganduseonly,asfaraspossibleavoidtohigh,toprevent"top-heavy".Beforefilmingshouldalsocheckeachpartoflockingdevices,makeitsfastening,avoidshaking.

Gifts' Usedforadvertisingpurposesofpromotion,dividedintosteeltape(strip)andleathertape(PVCplasticfiberfeet),usuallyinsmalllovelyshape.Tapemeasureisalsocalledthemeasuringtool,eighty-fivepercentoftheworld'stapeareexportedfromChina.

Determinationofgroundpointelevation,iscalledtheelevationmeasurement.Heightmeasurementisoneofthebasicworkofmeasurement.Heightmeasurementbytheuseofinstrumentsandmeasuringmethodofdifferent, canbedividedintolevelmeasurement,andtriangulatedheightsurveying,GPSheightmeasurementandpressureheightmeasurement.Levelingiscurrentlythehighestprecisionlevelingmethod,

itshouldbenotedthataslongasthescrewbrakeitscorrespondingtosmalladjustment. Inaddition,theopticalviaopticaltoimplement,toseeinatheodoliteitcanmaketheinstrumentaccuracy.Theinstrumentisalsoequippedwiththeleveloftheinstrument,itisoneoftheimportantadjuvantjinweiinstrumentonthedevice. Theodolitemethodusingatripodforthelengthandheight,theappropriateoperatorswillinstrumentfixedonatripod,theinstrumentbasesurfaceparalleltothetopofthetripod.Putinstrumentdanceonthetestsite,

Ithasalotofthebirthofnewtechnology,includedigitalmodelprocessing,etc.,incanplayalargeroleinproductdesignandproduction,stableandreliable. Theimageistorelyonartificialtooperatemanually,opticalmicroscopewillenlarge,throughcomputerprocessing,finallyitisconcludedthatthegeometricmeasurements. Comparedwiththeadvancedautomaticimage,directlycontrolledbycomputersystem,donotneedartificialtooperate,moreaccurateandconvenient,isalsothetrendofthefutureislikelytoreplaceothermeasuringinstrument.

ManualimagemeasuringinstrumenttorelyonmanualoperationtocontrolthemovementofmeasuringplatformofX,Y,inordertogettheopticalimageoftheobjectundertest,throughopticalmicroscopeamplification, itwillbeenlargedbyCCDcamerasystemobjectimagesintothecomputer,caneffectivelydetectallkindsofcomplicatedworkpiececontourandsurfaceshapeofsize,Angleandposition,