| 单词 | periodic error |
| 释义 | > as lemmasperiodic error periodic error n. Mechanics and Physics an error that recurs at regular intervals and so can be predicted (and therefore corrected for). ΚΠ 1850 R. W. Emerson Montaigne in Representative Men iv. 160 We are golden averages, volitant stabilities, compensated or periodic errors. 1879 Amer. Jrnl. Math. 2 338 In consequence of the periodic error of the screw, a periodic inequality is produced in the ruling. 1953 K. J. Hume & G. H. Sharp Pract. Metrol. (1965) ii. v. 31 The periodic error is the error existing in one revolution of the micrometer and is usually caused by ‘drunkenness’ of the thread or eccentricity of the thimble or its graduations. 2002 Appl. Physics Lett. 81 3122 From scanning electron microscope observation of the crystals, the periodic error was determined to be within 50 nm. < as lemmas |
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