请输入您要查询的英文单词:
单词
positive crankcase ventilation
释义
WordReference Random House Unabridged Dictionary of American English © 2024
pos
′
itive crank
′
case ventila′tion,
[
Auto.
]
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.
Abbr.:
PCV
随便看
sharesave
share shop
sharett
shareware
shari
sharia
sharif
sharing
shari‘ah
shark
sharklike
shark repellent
sharkskin
sharksucker
shark watcher
sharleen
sharm al-sheikh
sharon
sharon fruit
sharonville
sharp
sharpbender
sharpbill
sharp-cut
sharp-eared
英语词典包含188688条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。
Copyright © 2004-2022 Newdu.com All Rights Reserved
更新时间:2025/7/25 20:42:07