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

超缓凝浆是由泥、复合缓凝剂、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.

通过对几种缓凝剂品牌泥净浆凝结时间试验赤糖缓凝剂在高温条件下泥净浆凝结时间试验发现赤糖缓凝剂是较理想缓凝剂。