提出配置缓凝型减水剂应综合考虑缓凝时间要求、坍落度损失和水泥品种。
It proposed that considerations on retarding time, slump loss and cement kinds are important for retarding plasticizer matching.
实验分析了不同电压、不同水泥品种、缓凝剂对电渗滤水混凝土性能的影响。
The experimental results indicate that ZnO retarder can increase the filtering velocity markedly, which ensures the strength and durability of filtering concrete effectively.
在CGM高强无收缩灌浆料的基础上，通过改变水泥品种和添加早强剂研制出CGM抢修料。
A new CGM fast-aid repair material was developed by changing the kind of cement and adding hardening accelerator based on the CGM High Strength Non-Shrinkage Grouting material.
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