英语词汇“rough epsom salts”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

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rough Epsom salts

rough Epsom salts n. (also rough Epsom salt) now historical and rare a mixture containing magnesium sulphate and iron oxide that occurred in the industrial process of obtaining alum from alum shale, from which Epsom salts (magnesium sulphate) could be made.

ΚΠ

1844 A. Ure Recent Improvem. Arts, Manuf., & Mines 6 1£. 10s. must, however, be deducted for the value of rough Epsom salt produced.

1864 Rep. Brit. Assoc. Advancement Sci. 1863 710 The following is an analysis of rough Epsom salts.

1903 G. B. Hodgson Borough of South Shields vi. 359 A residual product of alum-making was an impure sulphate of magnesia, called rough Epsom salts.

extracted from roughadj.int.

as lemmas

单词	rough epsom salts
释义	> as lemmas rough Epsom salts rough Epsom salts n. (also rough Epsom salt) now historical and rare a mixture containing magnesium sulphate and iron oxide that occurred in the industrial process of obtaining alum from alum shale, from which Epsom salts (magnesium sulphate) could be made. ΚΠ 1844 A. Ure Recent Improvem. Arts, Manuf., & Mines 6 1£. 10s. must, however, be deducted for the value of rough Epsom salt produced. 1864 Rep. Brit. Assoc. Advancement Sci. 1863 710 The following is an analysis of rough Epsom salts. 1903 G. B. Hodgson Borough of South Shields vi. 359 A residual product of alum-making was an impure sulphate of magnesia, called rough Epsom salts. extracted from roughadj.int. < as lemmas
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