The grain structure of different loess types, diffluent salt gypsum, gypsum content and carbonate of lime content, are the influencing factors of CBR value of loess filler.
不同类型的黄土具有不同的组成结构、易溶盐、石膏和碳酸钙含量，影响黄土填料的CBR值。
Non-pollution roasting technology by using sodium carbonate, calcium oxide, red mud and lime mud as roasting additives for extraction of vanadium from siliceous navajoite was studied.
采用氧化焙烧法研究了无污染的焙烧添加剂碳酸钠、氧化钙、红泥和苛化泥从硅质岩钒矿中提取钒的焙烧工艺。
The effects of placing time and carbonization time of lime white on dehydration process of calcium carbonate suspension have been tested.
测试了石灰乳放置时间和碳化时间对碳酸钙悬浮液脱水过程的影响。
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