缓凝剂

Super-retarding mortar is composed of cement, water, retarding admix and sand blended in appropriate rate .

砂浆是由水泥、复合剂、水和砂经适当配比而形成。

The muscovado retarder is more retarder through the setting time experiments of several retarder applied the different brand cement and muscovado applied under the hot conditions.

通过对几种剂与不同品牌水泥净浆结时间试验和赤砂糖剂在高温条件下水泥净浆结时间试验发现赤砂糖剂是较理想剂。