单词 | maintaining power |
释义 | > as lemmasmaintaining power maintaining power n. Watchmaking and Clockmaking a mechanism for keeping a watch or clock going while it is being wound; cf. maintainer n. 8. ΘΚΠ the world > time > instruments for measuring time > watch > [noun] > power which keeps the watch going maintaining power1766 1766 A. Cumming Elements Clock & Watch-work 138 Care is to be taken to acquire in all watches as great a maintaining power as circumstances can admit. 1825 ‘J. Nicholson’ Operative Mechanic 519 The swing-wheel..is constantly urged forward by the maintaining power, which is supplied by a small weight. 1948 A. L. Rawlings Sci. Clocks & Watches (ed. 2) xiii. 226 This form of maintaining power is seldom used in turret clocks. 1998 B. Loomes Brass Dial Clocks i. 23 Maintaining power was a separate spring-drive mechanism which came into play to keep a clock running during the time it was being wound. < as lemmas |
随便看 |
|
英语词典包含1132095条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。