Settlement observation device

The utility model discloses a settlement observation device, which comprises an embedded part and an observation head, wherein the embedded part is embedded in a wall. An internal thread is formed at a first end of the embedded part, and an external thread is formed at a first end of the observation...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	JIANG BINHOU, JI JINMING, XIAO HUICHAO, ZHOU FANGHUA, LU YUKUN
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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