An implement or tool for determining, measuring, or setting out right angles, or for testing the exactness of artificers' work, usually consisting…
| 单词 | θ212496 |
| 释义 | society > occupation and work > equipment > equipment for marking out work > [noun] > squares (10) squarea1300 An implement or tool for determining, measuring, or setting out right angles, or for testing the exactness of artificers' work, usually consisting… trying-square1579 = try-square n. at try-, comb._form affix 1. mitre square1676 a bevel with the blade fixed at (typically) 45 degrees, or with two blades set at such an angle to one another. mitre1678 Short for mitre square n. at compounds. centre square1683 (a) the principal square (square, n. 12a) in the centre of a city, town, etc.; (b) an instrument for locating the centre of a circle or circular… box square?1710 (in metalworking and woodworking) a tool used for marking parallel lines on round or curved surfaces. square rule1726 = square, n. 1. T square1785 a square of the form of a T or rather ⊦ (with a long stem), used by mechanics and draughtsmen for drawing lines parallel, or at right angles, to each… set square1854 (a) a plate of wood, metal, etc. in the form of a right-angled triangle, the acute angles being either 60° and 30° or both 45°, used by draughtsmen… try-square1877 a carpenter's square for laying off short perpendiculars. |
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