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.

通过对几种缓不同品牌水泥净浆结间试验和赤砂糖缓条件下的水泥净浆结间试验发现赤砂糖缓是较理想的缓。