| 词条 | Moiré tell-tale |
| 释义 |
A Moiré tell-tale is a device which uses moiré patterns to measure movements between two objects. They are frequently used to measure the relative movement of the two sides of a crack in buildings and structures. [1]References1. ^http://www.moiretelltales.com/ {{DEFAULTSORT:Moire tell-tale}}{{Civil-engineering-stub}} 3 : Civil engineering|Patterns|Printing |
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