| 单词 | footing dormant |
| 释义 | > as lemmasfooting dormant ΚΠ 1819 P. Nicholson Archit. Dict. II. 10/2 Footing Dormant, the tie-beam of a roof; the term is used in Westmoreland. 1846 W. M. Buchanan Technol. Dict. Footing Dormant in carpentry, a name for the tie-beam of a roof. 1904 A. C. Passmore Handbk. Techn. Terms Archit. & Building 350/1 The beam in a roof truss which connects the bottom of a pair of principal rafters; formerly called ‘footing beam’, ‘footing dormant’, ‘roof beam’, ‘chamber beam’ and ‘binding beam’. < as lemmas |
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