Automation of Testing the Precision of Levels and Calibration of Invar Levelling Staves

Geodetski list

Barković, Đuro¹  Zrinjski, Mladen¹  Razumović, Ivan¹ 

[1] Geodetski fakultet Sveučilišta u Zagrebu, Zagreb, Hrvatska

关键词: automation;    precise level;    comparator;    incremental measuring system;    calibration;    invar levelling staff;    measuring uncertainty;   

DOI  :  

学科分类：天文学(综合)

来源: Geodetski List

【 摘 要 】

The determination of heights by means of the method of geometric levelling belongs to the most precise geodetic measurements. In the paper there are all errors described influencing the measurements in geometric levelling. The procedure...

【 授权许可】

Unknown