| 单词 | base exchange |
| 释义 | > as lemmasbase exchange base exchange n. = cation exchange n. at cation n. Compounds; frequently attributive. ΘΚΠ the world > matter > chemistry > chemical reactions or processes > [noun] > chemical reactions (general) > specific hydrolysis1880 aldol condensation1886 aldol reaction1888 aldolization1898 base exchange1912 acidolysis1930 1912 Jrnl. Amer. Leather Chemists Assoc. 7 426 Use is now once again made of the ‘base exchange’ property of the Permutits. 1929 A. R. Martin Water Softening: Base-exchange or Zeolite Process 6 The base-exchange process for water softening should be considered in relation to the quality of the water to be softened. 1947 P. I. Smith Pract. Plastics iii. 35/1 By treating hard water first with a base-exchange resin, and then with an acid-exchange resin, the salts dissolved in the water can be removed. 2005 F. H. Chapelle Wellsprings iii. 51 As water percolates farther into the ground..calcium and magnesium tend to be removed by base exchange. < as lemmas |
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