| 单词 | pressure fan |
| 释义 | > as lemmaspressure fan pressure fan n. ΚΠ 1872 Manufacturer & Builder Nov. 242/3 Sturtevant's pressure-fans and exhaust-blowers are displayed in different forms. 1900 Engineer 2 Feb. 127/3 The main applications of the De Laval steam turbine are:—(1) Turbine motors,..(2) Turbine dynamos,..(3) turbine pumps..and (4) turbine exhaust and pressure fans or ventilators. 2003 Dominion Post (Wellington, N.Z.) (Nexis) 6 Mar. 1 There was no major fire after the explosion, but pressure fans were used to blow out smoke. < as lemmas |
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