| 单词 | roof outlet |
| 释义 | > as lemmasroof outlet roof outlet n. ΚΠ 1869 Army Med. Dept. Rep. in Parl. Papers 9 163 These barracks have been this year furnished with wooden ceilings and with roof outlet ventilation. 1967 Gloss. Sanitation Terms (B.S.I.) 41 Roof outlet, a rainwater fitting, normally provided with a grating, for building into a flat roof to receive rainwater for discharge into a rainwater pipe. 2006 Engineered Syst. (Nexis) 1 Aug. 51 When an economizer cycle is selected, relief roof outlets may be required if the RTU does not have a relief air path. < as lemmas |
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