用碱作为再生剂进行阴离子交换树脂再生时，获得1?mol的交换量所需的再生剂NaOH的量。
...散；气相扩散；碱耗；直接还原[gap=1386]Key words: bauxite; solid phase diffusion; gas phase diffusion; alkali consumption; direct reduction...
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... 钠硅渣; 水化石榴石; 碱耗; N/S; 碳酸钠[gap=1311]Key words: sodium hydrate alumino-silicate; hydrogarnet; loss of soda; mass ratio of Na2O/SiO2; sodium carbonate..
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该法比烧碱石灰法有诸多优点，碱耗较高是其不足。
This new method had advantage over the caustic soda lime one, despite its higher sodium hydroxide consumption.
在溶出赤泥中发现了羟基钛酸钙，并测出了它的晶体参数，同时还分析了碱耗降低的化学原因。
Some kassite is found in the red mud, and its crystal parameters are determined. The chemical cause for the reduction of caustic soda losses is also analysized.
初步试验表明，扩散渗析可以用来分离回收其中大部分的硫酸，从而降低溶液的酸度，减少沉淀产品的碱耗。
Preliminary test indicates that most of sulfuric acid can be separated and recovered by diffusing dialysis process. Consequently, the alkali consumption is reduced in uranium precipitation process.
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