hardened cement paste

基本解释

The resistance to Na_2SO_4 attack of hardened cement paste added with asphalt was studied.
研究了掺沥青水泥石的抗硫酸钠腐蚀性能。
Mechanism and law for the corrosion of hardened Cement paste by acid and sulphate were studied according to the rapid simulated test for soil corrosion.
本文根据土壤腐蚀快速模拟试验的结果，论述了酸和硫酸盐对硬化水泥石腐蚀的机理及规律；
However, there are large distinctions between the influences of the two types to the workability of cement paste and fresh concrete, the mechanical properties and microstructure of hardened concrete.
它们对水泥净浆和新拌混凝土的工作性的影响有所不同，此外掺加两类减水剂的硬化产物的力学性能和微观结构也具有很大差别。