| 单词 | ventilating tube |
| 释义 | > as lemmasventilating tube b. attributive, as ventilating-engineer, ventilating-fan, ventilating tube, etc.A few technical combinations are recorded in E. H. Knight Pract. Dict. Mech. and Suppl., as ventilating-brick, ventilating heater, ventilating saw, ventilating-stack, ventilating waterwheel. Also ventilating grate, ventilating jack, ventilating mill-stone in recent American dictionaries. ΘΚΠ the world > matter > gas > air > fresh air > [noun] > supplying fresh air or ventilation > ventilator > passage, shaft, duct, or pipe funnel1555 ventiduct1615 ventoso1698 air pipe1748 ventilating tube1754 ventilation-pipe1823 airshaft1846 through-draught1852 duct1884 1754 Philos. Trans. 1753 (Royal Soc.) 48 44 This ward..had been supplied by a ventilating tube. 1845 Encycl. Metrop. XXV. 1054/2 The ventilating fan of Dr. Desaguliers. 1845 Encycl. Metrop. XXV. 1055/2 A ventilating pump 3 feet square and 5 feet high. 1868 Chambers's Encycl. X. 68/1 Dr. Arnott's ventilating-valve. 1868 Chambers's Encycl. X. 68/1 Special ventilating-flues in the walls. 1889 J. J. Welch Text Bk. Naval Archit. 132 Fresh air..led into the bunkers from the ventilating shafts. c1890 W. H. Casmey Notes Ventilation 1 My experience as a ventilating engineer. < as lemmas |
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