| 单词 | positive crankcase ventilation |
| 释义 | positive crankcase ventilationnoun Automotive.a means of reducing air pollution by directing the fumes from the crankcase of an engine into the intake manifold, so that they will be channeled into the cylinders and burned. Abbreviation: PCV Words nearby positive crankcase ventilationpositive, positive accommodation, positive caster, positive column, positive convergence, positive crankcase ventilation, positive declination, positive definite, positive discrimination, positive electricity, positive electron Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 |
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