The results show that, the expansions of alkali-slag cement mortar are mainly taken place in earlier period under curing, hereafter, in autoclaving process the expansions are very little.

• 结果表明，碱矿渣水泥砂浆的碱集料反应膨胀主要发生在湿养过程的早期，在随后的压蒸养护过程中，其膨胀潜力很小；