| 释义 |
Air furnace
| a furnace which depends on a natural draft and not on blast. |
See also: Air air furnace
air furnace[′er ‚fər·nəs] (metallurgy) A furnace using a natural air draft. A furnace in which the metal is melted by a flame originating from fuel burned at one end, passing over the hearth in the middle, and exiting at the other end. |