Auxiliary measuring ruler for measuring straightness of pipeline

The utility model provides an auxiliary measuring ruler for measuring the straightness of a pipeline, which comprises a main body structure, the main body structure comprises two connecting arms and a measuring ruler, one ends of the two connecting arms are fixedly connected together, the two connec...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	LIU RUYI, YANG YUN, YAN XIAOLIANG, HAN TING, LI XIANLONG, LIU JUNWEI, DUAN SHUAISHUAI, ZHANG RUYANG, JIAN BAOLEI, LI LISHUO, ZHAO LINAN
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	GYROSCOPIC INSTRUMENTS MEASURING MEASURING ANGLES MEASURING AREAS MEASURING DISTANCES, LEVELS OR BEARINGS MEASURING IRREGULARITIES OF SURFACES OR CONTOURS MEASURING LENGTH, THICKNESS OR SIMILAR LINEARDIMENSIONS NAVIGATION PHOTOGRAMMETRY OR VIDEOGRAMMETRY PHYSICS SURVEYING TESTING
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