三碱式的每个分子中含有三个一价碱性原子或原子团的。
Containing three univalent basic atoms or radicals per molecule. Used of a base or salt.
一（碱）价的在酸碱反应中只有一个氢离子转移到碱上的；
Having only one hydrogen ion to donate to a base in an acid-base reaction; monoprotic.
研究表明：一价阴离子选择膜电渗析法从粗钨酸钠溶液中脱除游离碱是经济可行的。
It has been proved that it is economical and feasible to eliminate educt alkali from coarse sodium tungstate with electrodialysis method of negative ion (1) selective membrane.
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