英语词汇“sand 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	sand filter
释义	sand filter sand filter [′san ‚fil·tər] (civil engineering) A filter consisting of graded layers of sand and aggregate for purifying domestic water. sand filter sand filter: plan A bed of fine sand which is laid over graded gravel; used to remove impurities from a water supply. AcronymsSeesign flag
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