Verticality measuring device and method for vertical cylindrical structure in construction process
The invention provides a verticality measuring device and method for a vertical cylindrical structure in a construction process. The measuring device comprises an assembled positioning ring and a perpendicularity measuring mechanism mounted on the positioning ring, the perpendicularity measuring mec...
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Main Authors | , , , , |
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Format | Patent |
Language | Chinese English |
Published |
04.04.2023
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Subjects | |
Online Access | Get full text |
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