提出路面碾压混凝土含气量测定方法及引气剂适宜掺量；
The measuring methods of air contents and the appropriate adding quantities of air entraining agent in its concrete were put forward.
本规范涵盖了建议作为引气剂使用并加入到现场混凝土混合料中的材料。
This specification covers materials proposed for use as air-entraining admixtures to be added to concrete mixtures in the field.
结果表明：适量引气剂的加入不仅可有效提高水泥聚苯板强度，还可降低密度；
The results show that a proper air-entraining agent to be added not only can increase strength of cement polystyrene board effectively, but also decrease its density.
简要论述了我国引气剂不被广泛应用的原因，阐述了引气剂对混凝土各项性能的影响。
The reasons that air entraining admixture is not widely used in China are discussed in brief and the influence of air entraining admixture on every property of concrete is described.
引气剂——使混凝土拌合物在拌和过程中引入空气而形成大量微小、封闭而稳定气泡的外加剂。
Air entraining agent can lead into air to produce lots of little and stable bubbles in the process of mixing concrete and other mixture.
目前泵送混凝土用量过大，为了保证泵送混凝土的可泵性，往往在泵送混凝土中加入适量的引气剂。
At present, excessive pumping concrete, pumping concrete in order to ensure the availability of pumps, pumping concrete, often adding an appropriate amount of air-entraining agent.
阐述了提高混凝土抗冻融耐久性的措施，分析了引气剂对提高混凝土抗冻融的效果及其影响因素。
Through the analysis of the damage mechanism of concrete freezing and thawing, the article puts forward some measures to improve the durability of hydraulic structures.
GCL1与保水剂hec、引气剂复配时，改善了水泥净浆的保水性能，提高了硬化水泥的早期及后期抗压强度。
When GCL1 combined with water retaining admixture HEC and air entraining agent, it will further improve the water retaining performance and increase the early stage and long term compressive strength.
产品与其它外加剂相容性好，与膨胀剂、引气剂等外加剂及粉煤灰等活性掺合料相配合，功能相互补充、相互激发。
Good compatibility with other admixture products, and expansive agent, air-entraining agent admixtures fly ash and such activities admixtures suitably, function complement each other, mutual arousal.
产品与其它外加剂相容性好，与膨胀剂、引气剂等外加剂及粉煤灰等活性掺合料相配合，功能相互补充、相互激发。
Good compatibility with other admixture products, and expansive agent, air-entraining agent admixtures fly ash and such activities admixtures suitably, function complement each other, mutual arousal.
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