(a) in Gunnery, a kind of breech-sight in which the heights of the steps or notches correspond to the tangents of the angle of elevation; (b) a…
| 单词 | θ117478 |
| 释义 | the world > relative properties > measurement > measuring instrument > [noun] > graduated instruments > graduated scale > other scales (3) tangent scale1859 (a) in Gunnery, a kind of breech-sight in which the heights of the steps or notches correspond to the tangents of the angle of elevation; (b) a… mirror scale1889 a graduated scale provided with an adjacent mirror so that parallax errors may be avoided when taking readings. Modulor1948 A modular system of proportion devised by the architect Le Corbusier, based on dimensions of 7 feet 5 inches (approx. 226.1 cm) and 3 feet 9… |
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