Experiment results showed that compound use of efficient water-reducing admixture and retarding agent can efficiently control the pumped concrete slump loses through time.
试验结果表明，复合使用高效减水剂和缓凝剂，能有效控制混凝土坍落度经时损失。
SEM photographs indicate that the microstructure of hardening cement with super-retarding agent is more compact.
SEM图像表明，掺超缓凝剂的水泥硬化结构更加致密。
The trials show the cement retarding agent acceptable at lower energy consumption, lower cost and no secondary pollution.
试验表明，该新工艺可生产出合格水泥缓凝剂产品，并且能耗低，成本低，无二次污染。
The retarding properties of cement paste with the super-retarding agent have been characterized and analyzed by means of XRD and SEM.
方法利用XRD和SEM等微观手段，对掺入超缓凝剂水泥砂浆的缓凝性能进行了测试和表征。
The results showed the fire retardance of PP was affected not only by flame retarding agent used, but also by melt flow ability of the PP system.
结果表明，PP的阻燃性能不仅受所用阻燃剂的影响外，还与体系的熔体流动性能具有很大关系。
The present invention discloses an ultra-light coating material for deck. It is made of fly-ash, cement, binding agent, fire retarding agent and a proper quantity of water.
本发明揭示一种超轻质甲板敷料，它由粉煤灰、水泥、粘接剂、阻燃剂和适量的水制成。
The invention relates to an extended-release matrix formulation capable of being directly compressed into tablets comprising niacin, a release-retarding agent, and other excipients.
本发明涉及能够被直接压成片剂的缓释骨架制剂，所述片剂包含烟酸、延迟释放剂和其它赋形剂。
Usage: It is used as chelating agent, mildew-retarding agent, stabilizer, buffering agent, flavoring agent, preservatives, curing agent, nutrient supplement, PH value regulator and processing agent.
用途 ：螯合剂； 抑霉剂；稳定剂；缓冲剂；增香剂；防腐剂；固化剂；营养强化剂；PH值调节剂；加工助剂。
Usage: It is used as chelating agent, mildew-retarding agent, stabilizer, buffering agent, flavoring agent, preservatives, curing agent, nutrient supplement, PH value regulator and processing agent.
用途 ：螯合剂； 抑霉剂；稳定剂；缓冲剂；增香剂；防腐剂；固化剂；营养强化剂；PH值调节剂；加工助剂。
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