英语词汇“polarite”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	polarite
释义	polarite\|ˈpəʊləraɪt\| [f. polar a. + -ite¹.] Trade name for an insoluble porous mineral substance, containing about fifty-three per cent. of magnetic oxide of iron, with silica, lime, magnesia, carbon, etc., and having the power of absorbing and giving off oxygen. Used in conjunction with ‘Ferrozone’ in the so-called ‘International’ process of sewage treatment. Also attrib. 1889Patent Specif. No. 8088 The filtering medium..is that now known as ‘Polarite’.1891–2Proc. Assoc. Munic. & County Engineers XVIII. 318 A magnetic oxide of iron (to which the trade name of ‘Polarite’ has been given).1898Engineer. Mag. XVI. 157/1 The Purification of Sewage by the Ferrozone Polarite System.
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