介绍了采用复合激发剂，对流化床飞灰活性进行激发，在混凝土中以流化床飞灰大掺量替代水泥的试验研究。
Activity of CFB fly ash was excited by compound activators and the experiment of replacing cement by quantities of CFB fly ashes in concrete was introduced.
灰层增大速度大，灰中含残炭量不稳定。
Ash layers increase speed big, ash contains carbon residue quantity is not stable.
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