简介:在浙江省卫星定位连续运行服务系统的支持下,使用移动终端进行电网部件数据采集,分析了精度,认为采用多功能亚米级型GPS手持机作为采集移动终端是适宜和经济的.这一方法已在全省实施电网部件数据普测中予以推广。
简介:Thepaperstudiesthegroundverticaldeformationandthegeoidundulationcausedbyloadingofneighboringbuildings,basedontheloadingtidestheory.Theinfluenceonelevationisalsoconsidered.Theresultsshowthatthegroundverticaldeformationandthegeoidundulationbothreachmillimetermagnitude.Therefore,itisobviousthatthebuildingloadingsignificantlyaffectsthepreciseengineeringsurveying,anditmustbeseriouslyconsideredinapplication.