【摘要】 结合首都钢铁公司２１６０轧机平面控制网的实际任务，用ＳＥＴ２Ｃ全站仪观测四等边角网的实测数据，评定此种全站仪实际的测距、测角精度．更多还原

【Abstract】 Observing factual data of four later angular net with total station SET2C,Combining the work of plane Control net of steel rolling machine 2160 in Capital steel CO.,the Precision of distance and angle of the station is assessed and some opinion and suggestion are put forward.更多还原