A sliding rule. spec. A device whereby multiplication and division, and sometimes other mathematical operations, may be performed with speed but…
| 单词 | θ116214 |
| 释义 | the world > relative properties > number > mathematical instruments > [noun] > arithmetical instrument > sliding ruler (6) slide rule1663 A sliding rule. spec. A device whereby multiplication and division, and sometimes other mathematical operations, may be performed with speed but… sliding rule1663 a mathematical gauging or measuring instrument consisting of two graduated parts, one of which slides upon the other, and so arranged that when… sliding gauge1683 So sliding gauge, Sliding Gunter (see quots.). Obsolete. sliding scale1706 sliding scale. A sliding rule. logarithmical scales1728 = logarithmic, adj. logarithmical scales (see quot. 1728). nonius1732 A device consisting of a series of concentric arcs engraved on a quadrant, used for the accurate measurement of angles, altitudes, and heights… |
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