DIN 18723-1:1990-07 Field procedure for precision testing of surveying instruments; general information

标准编号：DIN 18723-1:1990-07

英文标题：Field procedure for precision testing of surveying instruments; general information

德文标题：Feldverfahren zur Genauigkeitsuntersuchung geodätischer Instrumente; Allgemeines

发布日期：1990-07

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