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1.STUDY ON RESTRAINING SLUMP LOSS OF FRESH CONCRETE INCORPORATING N-2000 HIGH-RANGE RETARDER-PLASTICIZER
N-2000高效减水保塑剂抑制混凝土坍落度损失的研究收藏指正
2.The results show that WHⅡ super retarder is compatible to Portland cement,and it has no had effect to cement concrete. In addition,WHⅡ super retarder is useful to improve durability of cement concrete to some extent.
实验结果表明 :WHⅡ型混凝土超缓凝剂对普通硅酸盐水泥具有良好的相容性 ,对水泥和混凝土的性能无不良影响 ,有助于提高水泥混凝土的耐久性能。收藏指正
3.Meanwhile, the influences of Super Retarder (SR) and Air Entraining Agent (AEA) on concrete workability,mechanical properties are studied here.
同时还研究了超缓凝剂、引气剂对混凝土工作性、力学性能的影响。收藏指正
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