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单词
exhaust-gas recirculation
释义
WordReference Random House Unabridged Dictionary of American English © 2024
ex•haust
′
-gas recircula′tion
(ig zôst
′
gas′),
USA pronunciation
[
Auto.
]
Automotive
a method of returning part of the exhaust gases to an engine by means of a valve (
EGR valve
) in order to reduce the combustion temperature, which leads to a reduction in the formation of pollutants.
Abbr.:
EGR
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更新时间:2026/7/19 9:11:26