表面基本上平滑光亮，无明显收缩凹痕，斑纹，翘曲，气泡及塑化不良等缺陷。
Basically smooth and shiny on the surface, have no obvious fault of contraction dent, brindle, warpage, defective bubble and plastify.
若再掺入适量具有有表面活性的塑化剂，就被称为强力增钙粉。
If some surface active agents are added to the adding-calcium fly ash, a strong adding-calcium fly ash can be obtained.
超塑化剂主要是大量吸附在水泥颗粒表面的水化产物上而不是吸附在未水化水泥颗粒表面。
Superplasticizer mainly absorbs on the cement hydrates covering the surface of cement particles instead of on the surface of unhydrated particles.
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