| 释义 |
ˈoverˌdraught, -ˌdraft|-drɑːft, -æ-|
[over- 1.]
A draught passing over or admitted from above a fire, furnace, kiln, etc. attrib. in overdraft kiln, a form of brick- or tile-kiln in which the heated products of combustion are made to pass down through the contents of the kiln before escaping by the chimney flue or flues.
1884Davis Manuf. Bricks, etc. vi. 278 The circular, domed ‘over-draft’ kilns are largely used for burning fire-bricks and terra-cotta products. Ibid. vii. 323 The principal gain in the circular overdraft kilns is, the impartial and equitable distribution of heat. |