英语词汇“internal lining”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-现代词典

单词	internal lining
释义	internal lining internal lining A lining of the internal surfaces of an HVAC duct with an incombustible acoustical material, such as fiberglass, so as to attenuate the transmission of airborne sound along the interior of the duct.
随便看	c-file cfile cfilt cfim cfim25 cfimitym cf-imrt cfin cfins cfiog cfiop cfiosh cfiot&e cfip cfipt cfir cfirc cfire cfirm cf irp cfirp cfirs c-fis cfis cfisac

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