李家和　王政　张玉珍

【摘要】　本文采用X射线衍射方法测定了粉煤灰――水泥――水系统在不同养护龄期的反应程度.结果表明：活化粉煤灰与水泥的反应速度大大高于原状粉煤灰.
　　关键词：活化粉煤灰；X射线衍射法；反应速度

STUDY ON REACTION
DYNAMICS OF THE ACTIVITED
FLY ASH―CEMENT―WATER SYSTEM

Li Jiahe　Wang Zheng　Zhang Yuzhen
（Harbin Normal University）

ABSTRACT　In this paper,the reaction degree of the activited fly ash―cement―water is measured by X―ray diffraction method.Results show that:the reaction speed of the activited fly ash and cement is higher than that ordinary fly ash and cement.
　　Keywords:Activited fly ash;X-ray diffraction method;Reaction speed

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