Settlement observation mark

The utility model discloses a settlement observation mark, which includes a mark main body, wherein a first end of the mark main body is buried in an engineering structure; a second end of the mark main body forms a mark point; the first end of the mark main body forms a fork; and the mark main body...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	JIANG BINHOU, XIAO HUICHAO, ZHOU FANGHUA, LU YUKUN, CAI QINGJUN
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	GYROSCOPIC INSTRUMENTS MEASURING MEASURING DISTANCES, LEVELS OR BEARINGS NAVIGATION PHOTOGRAMMETRY OR VIDEOGRAMMETRY PHYSICS SURVEYING TESTING
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