词汇“economical efficiency”的意思、用法、释义、翻译、读音、例句、短语、词组-国际大辞典

单词	economical efficiency
释义	见:efficiency: economical efficiency
随便看	return feed return feeder return filter return flame boiler return flange return flow return flow agitation return-flow burner return flow combustion chamber return flow compressor return flow prevention valve return-flow wind tunnel return flue boiler return for return gear Return good for evil. return idler return indication returning charge returning echo returning handle returning officer returning vein return instruction return interval

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