作者用盐城地区的粘土，进行了低温煅烧粘土的火山灰活性和用作水泥混合材的试验研究。
With the clay in Yancheng area, the author has carried out experimental researches on the pozzolanic reactivity of the low temperature burnt clay and its application as cement admixture.
研究了利用稀土尾矿代替粘土配料烧制水泥熟料，探讨了稀土尾矿对水泥熟料煅烧和性能的影响。
Preparation of cement clinker by substitution of rare earth tailing(RET) for clay were investigated. The effect of adding RET on the sintering of cement clinker and it's performance was discussed.
研究利用低钙石和闪锌尾矿代替粘土煅烧高质量的水泥熟料。
The possibility of utilizing low calciferous rock and blende tails in the cement industry has been studied.
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