Assertion: boiler's furnace | /r/HasAspect | 2.8×4.1 m furnace bottom
Facets:
Source sentences:
text: One of the early Scandinavian Tomlinson units employed an 8.0 m high furnace that had 2.8×4.1 m furnace bottom which expanded to 4.0×4.1 m at superheater entrance.