Crystalnuclei made from Pre-hydrated OPC were blended into cement and the effect of the crystalnuclei on the early strength of cement was studied.
用普通水泥以一定方式预水化制成晶核，掺入该水泥中，研究其对水泥早期强度的影响。
2
The adsorption of retarders on the surface of nuclei newly produced inhibits the crystal growth of dihydrate and accordingly controls the hydration process of gypsum.