| 单词 | gauge-glass |
| 释义 | > as lemmasgauge-glass gauge-glass n. a strong glass tube attached to a boiler to indicate the height or agitation of the water in it. ΘΚΠ the world > relative properties > measurement > measuring instrument > [noun] > for measuring level in a container > esp. in boilers gauge1799 water gauge1844 gauge-glass1849 water glass1895 1849 J. Weale Rudim. Dict. Terms Archit. ii. 203/1 Gauge-glass, in locomotive engines, a strong glass tube, connected with the boiler by two cocks attached to the gauge-cock pedestal. gauge-glass 9. A contrivance attached to a vessel, esp. a boiler, to show the height or condition of its contents; more fully gauge-cock, gauge-glass. Of an air-pump: An instrument which points out the degree of exhaustion in the receiver; usually with word prefixed specifying the form of gauge, as barometer gauge, siphon gauge: see those words. ΘΚΠ the world > relative properties > measurement > measuring instrument > [noun] > for measuring level in a container > esp. in boilers gauge1799 water gauge1844 gauge-glass1849 water glass1895 1799 W. Jones Adams's Lect. Nat. & Exper. Philos. (ed. 2) I. ii. 54 A syphon gage, which is occasionally substituted for the barometer gage. 1824 ‘R. Stuart’ Descr. Hist. Steam Engine 204 This temperature..was ascertained by the common means of a gauge placed on the boiler. 1825 ‘J. Nicholson’ Operative Mechanic 376 The pipe G is a sort of gauge, by means of which, after the pulp rises to a proper height in the vessel L, the remainder of the water is carried off into the cistern C. 1839 R. S. Robinson Naut. Steam Engine Explained 125 Each boiler having its feed pipe, gauges, and blow-off pipes as before. 1876 R. Routledge Discov. 19th Cent. 12 The gauge is screwed into some part of the boiler, where it can always be seen by the person in charge. < as lemmas |
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