DIN 18723-7:1990-07 Field procedure for precision testing of surveying instruments; gyroscopes

标准编号：DIN 18723-7:1990-07

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

德文标题：Feldverfahren zur Genauigkeitsuntersuchung geodätischer Instrumente; Vermessungskreisel

发布日期：1990-07

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