Directional measurement device of night precision control network

The utility model discloses a directional measuring device for a night precision control net, which comprises a prism body, a mounting rack and a laser pen, the mounting rack is arranged on the periphery of the prism body, the laser pen is arranged on the mounting rack, the axis of the laser pen is...

Ausführliche Beschreibung

Gespeichert in:
Bibliographische Detailangaben
Hauptverfasser: YU JIHUI, JIN ZIQIANG, HU CONG, ZHANG LINA, YIN GUANGJING
Format: Patent
Sprache:chi ; eng
Schlagworte:
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