| 单词 | backpressure |
| 释义 | backpressureor back pres·sure[ bak-presh-er ] / ˈbækˌprɛʃ ər / nouna resistant pressure exerted by liquid or gas against the forward motion or flow of an exhaust or pipe system: Careful control of backpressure ensures an even supply of oil from the well. Origin of backpressureFirst recorded in 1860–65; back1 + pressure Words nearby backpressureback-patting, back pay, back-pedal, back plastering, backplate, backpressure, back projection, backrest, Back River, back road, backronym Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 British Dictionary definitions for backpressureback pressure nounengineering
med the local pressure that builds up when fluid flow is obstructed in the cardiovascular or urinary systems Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012 Medical definitions for backpressureback pressure n.Pressure exerted upstream in the circulation as a result of obstruction to forward flow, as when congestion in the pulmonary circulation results from failure of the left ventricle. The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company. |
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