英语词汇“crown weir”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	crown weir
释义	crown weir crown weir [′krau̇n ‚wer] (civil engineering) The highest point on the internal bottom surface of the crown of a plumbing trap. crown weir crown weir On the internal surface of a trap for a plumbing fixture, the highest point of the bottom surface at the crown, 9.
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