| 单词 | mill power |
| 释义 | > as lemmasmill power mill power n. water power for driving a mill; a source of this; (also) a unit for measuring such water power in terms of the rate of fall of water. ΘΚΠ the world > matter > physics > energy or power of doing work > [noun] > capacity for exertion of mechanical force > water-power water power?c1700 mill power1833 1833 Chambers' Edinb. Jrnl. 22 June 167/3 This stream..at some after time may be turned to account as a mill power. 1903 Trans. Amer. Soc. Mech. Engin. 24 983 Wherever water~power is sold it is customary to use the turbines as meters... From tables and curves made up from..tests of..turbines,..data are obtained from which to compute the actual discharge. This is referred to a given head and thence reduced to mill-powers, the values of which vary with the locality. 1911 Encycl. Brit. XIV. 92/2 A mill-power is defined as 38 cub. ft. of water per sec. during 16 hours per day on a fall of 20 ft. This gives about 60 h.p. effective. 1991 Sci. Amer. May 67/1 They often included an estimate of how many mills it [sc. a stream] would operate... One might say that they assessed streams for ‘mill power’. < as lemmas |
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