英语词汇“return system”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	return system
释义	return system return system 1. An assembly of connected ducts, or passages or plenums, and fittings through which air from an air-conditioned space is delivered to the return fan. 2. In a piping system, the pipes through which water is returned to a pump.
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