Polyprism device for tunnel

The utility model relates to the technical field of tunnel detection, in particular to a polygon prism device for a tunnel, which comprises a support, a support assembly for mounting a prism is arranged on the support, an LED lamp and a battery for supplying power to the LED are arranged on the supp...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: LI KANG, WANG DA, RUAN JIHAO, TANG TAO, YANG MINGCHAO, WU XIANGHUI, SHOU GUOSHENG, XU BING, DAI JIANGKAI
Format: Patent
Sprache:chi ; eng
Schlagworte:
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