Substitute anhydrous gypsum for dihydrate gypsum in Potland cement production to study the effect of anhydrous gypsum on performance of Potland cement.
研究了在硅酸盐水泥中使用硬石膏完全代替二水石膏对硅酸盐水泥性能的影响。
Based on the difference of dissolution rates of various gypsums, the choice of different types of gypsum for the production of different types of cement is proposed and discussed.
本文根据不同种类石膏溶解速度不同的特点，提出不同品种水泥应采用不同种类石膏，并进行了分析和讨论。
The FGD gypsum should be dried at low temperature for the use of cement retarder.
脱硫石膏作水泥缓凝剂必须低温烘干。
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