单词 | pre-coat |
释义 | > as lemmaspre-coat pre-coat n. Brit. /ˈpriːkəʊt/ , U.S. /ˈpriˌkoʊt/ ΚΠ 1926 Industr. & Engin Chem. 18 342/2 In some instances a ‘precoat’ was laid on the filter leaves; that is, one pressful of sludge with a high filter aid content was run through the press preceding the actual filtration. 1991 Process Engin. Aug. 47/2 This design eliminates the need for the multi pre-coats usually associated with candle type systems. < as lemmas |
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