super setting retarder 超缓凝外加剂 ; 混凝土超缓凝剂
hybrid setting retarder 复合缓凝剂
solidification adjustive agent setting retarder 调凝剂
setting g retarder 凝固减速剂
Desulphurization render gypsum can be prepared using composite retarder and some tests study on the setting time and mechanical property of desulphurization render gypsum.
采用自制的复合缓凝剂配制出脱硫粉刷石膏，并对脱硫粉刷石膏的凝结时间及力学性能进行了研究。
When the s type retarder is added to the plaster, the setting time of plaster is delayed significantly and the strength is a little lower.
建筑石膏中掺入S型缓凝剂可使凝结时间显著延缓，但强度略有降低。
The effect of retarder on setting time, strength of hardened paste and crystallization habit of building gypsum was studied.
考察各种缓凝剂对建筑石膏凝结时间、 硬化体强度以及结晶习性的影响。
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