hydration heat of cement的意思|示意

For mass concrete construction, cement caused by hydration heat of concrete pouring temperature and internal stress of dramatic changes in temperature, is the main reason for cracks in concrete occur.

对于大体积混凝土建筑，水泥水化热引起混凝土浇筑内部温度和温度应力剧烈变化，是导致混凝土发生裂缝的主要原因。

The changes of hydration heat and resistivity of pastes during cement hydration were tested, and their hydration and resistivity rates were also compared.

测定了不同水泥的水化放热和电阻率变化，并做了电阻率变化率和放热速率的对比分析。

The results show that AS cement possesses high early strength, low hydration heat and durability, but its shrinkage rate is higher than that of portland cement.

结果表明，碱-矿渣水泥具有早强、高强、低水化热和高耐久性等优良性能，但是干缩较大；

The key of temperature field analysis in massive concrete is the model for hydration heat of cement.

大体积混凝土结构水化热温度场分析的关键是混凝土中水泥水化反应放热模型的确定。

Effect of fly ash on the workability, strength and hydration heat of high belite cement and concrete.

粉煤灰对高贝利特水泥和混凝土的工作性、强度及水化热的影响。

As for hydraulic tunnel lining concrete, thermal stress is one of important factors that cause concrete cracks, due to the heat of hydration of cement in the construction period.

对于水工隧洞衬砌混凝土，在施工期由于水泥水化热作用，温度应力影响显著，是产生混凝土结构裂缝的重要原因之一。