英语词汇“lean-burn”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	lean-burn
释义	lean-burn adjective Relating to an internal combustion engine designed to run on a lean mixture to reduce pollution: lean-burn technology... They have been proven to go beyond the lean-burn limit of a standard spark ignition. The main difficulties came from the variability between cylinders, which was amplified during lean-burn operation. Such diesel engines and ‘lean-burn’ petrol engines are more economical than conventional engines.
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