研究了高掺量粉煤灰混凝土的长期强度增长趋势。
The strength development in long time of concrete with high content of fly ash was investigated.
高掺量粉煤灰混凝土早期二次水化较为缓慢，随后二次速度逐渐加快。
The secondary hydration of high fly ash content concrete is slow at the early period and then the velocity of it gradually increase.
根据国外研究情况，综述高掺量粉煤灰混凝土的耐久性及改善耐久性的机理。
Durability of concrete incorporating high fly ash content is expounded on basis of the case of overseas research and the mechanism of improving durability is also researched into.
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