| 单词 | heating surface |
| 释义 | > as lemmasheating surface b. heating surface, the total surface of a steam boiler, exposed on one side to the fire, on the other to water; the fire-surface: see quots. heating-tube, a water tube in a boiler surrounded by flame. ΘΚΠ society > occupation and work > equipment > machine > machines which impart power > boiler > [noun] > surface of heating surface1854 1854 E. Ronalds & T. Richardson Knapp's Chem. Technol. (ed. 2) I. 259 The grate is large in proportion to the consumption of fuel, as well as the heating surface. 1861 W. Fairbairn Mills I. 261 The efficient heating surface is obtained by deducting from the total heating surface one-half the area of vertical portions, and one-half the area of horizontal cylindrical flues. 1894 Times 23 July 6/4 Boilers, which have an aggregate heating surface of 7,890 square feet, with a grate area of 189. < as lemmas |
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