适当细磨可以缩短含氟立窑水泥配制混凝土的凝结时间，但无法消除立窑水泥配制混凝土凝结时间偏长的缺点。
Finer grinding in a proper way will reduce the setting time of concrete made by shaft kiln cement containing F. However, it is impossible to...
在预拌混凝土的生产中混凝土的凝结时间是一项重要的技术指标 ，本文试图讨论用水量、水灰比、粉煤灰和外加剂等因素对混凝土凝结时间的影响。
A new concept called "liquid water-cement ratio" and its formula are advanced, which can be used to evaluate liquid water amount in the concrete mixed with antifreezer at negative temperature.
混凝土﹑水泥砂浆﹑环氧树脂砂浆的凝结硬化时间长短对测试结果有比较显著的影响。
However, the setting and hardening time of the concrete, the mortar influences the test results obviously.
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