英语词汇“plenum barrier”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	plenum barrier
释义	plenum barrier plenum barrier In suspended ceiling construction, a material or structural barrier erected in a plenum over a partition; used to reduce sound transmission between adjoining rooms by way of this path over the partition.
随便看	narcon narcos narcoses narcosis narcosis therapy narcospasm narco-state narcosyntheses narcosynthesis narcoterror narco terrorism narco-terrorism narcoterrorism narco terrorist narco-terrorist narcoterrorist narco terrorists narco-terrorists narcoterrorists narcotherapy narcotic narcotic abuse theory narcotic addict narcotic addiction narcotic addict treatment act of 1974

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