英语词汇“trickling filter”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	trickling filter
释义	trickling filter trickling filter [′trik·liŋ ‚fil·tər] (civil engineering) A bed of broken rock or other coarse aggregate onto which sewage or industrial waste is sprayed intermittently and allowed to trickle through, leaving organic matter on the surface of the rocks, where it is oxidized and removed by biological growths.
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