It is proved that activated coal gangue can improve the cementitious behaviour of compound cement.
试验证明，经过活化的煤矸石可以改善复合水泥的胶凝性能。
The results show that the strength of this compound cement is better than that of either cement alone.
结果表明，复合后水泥的强度性能优于单一品种水泥的性能；
On the basis of practical cases, this paper discusses the principle design, calculation and construction of compound cement soil piles applied to foundation reinforcement.
结合用夯实水泥土桩来加固杂填土地基的工程实例，对用夯实水泥土桩加固地基的原理、设计计算以及施工中的有关问题进行了详细的论述；
The cost of activated grade 32.5 slag silicate cement, fly ash cement and compound cement is calculated. We can gain profits of 4. 85 yuan, 3. 75 yuan, and 22. 97 yuan each ton.
按新配制的活化剂生产32.5级的矿渣硅酸盐水泥、粉煤灰硅酸盐水泥和复合硅酸盐水泥，进行了成本计算，生产每吨水泥分别可获利4.85元、3.75元和22.97元。
The cost of activated grade 32.5 slag silicate cement, fly ash cement and compound cement is calculated. We can gain profits of 4. 85 yuan, 3. 75 yuan, and 22. 97 yuan each ton.
按新配制的活化剂生产32.5级的矿渣硅酸盐水泥、粉煤灰硅酸盐水泥和复合硅酸盐水泥，进行了成本计算，生产每吨水泥分别可获利4.85元、3.75元和22.97元。
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