ordinary concrete

This paper experimental studies the effect of low temperature reservation on ordinary concrete and high performance concrete.

本文实验研究了低温养护对普通混凝土和高性能混凝土的抗压强度的影响。

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Meanwhile chloride ion concentration and pH value variation of the ordinary concrete pore solution and the neutralization ( acid and carbonation) pore solution before and after CLDH treatment were compared.

同时对CLDH处理前后的普通混凝土孔隙液和中性化（酸化与碳化）孔隙液中氯离子浓度和pH值的变化进行了分析比较。

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A Commentary on Ordinary Concrete and High Performance Concrete

关于普通混凝土与高性能混凝土的评述

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Ordinary concrete, high strength concrete and high performance concrete

普通混凝土、高强混凝土与高性能混凝土

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The experimental results indicate that, after 3-year immersion in tidal region, the depth of chloride ion penetration of the anti-seawater corrosion concrete is only 13%~ 25% of that of the ordinary concrete, which means better anti-chloride ion ability of the anti-seawater corrosion concrete.

实验结果表明，大掺量矿渣微粉抗海水腐蚀混凝土的抗氯离子侵蚀能力远优于普通混凝土，三年浸泡龄期时，其氯离子渗透深度只有普通混凝土的13%~25%；

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By comparison with ordinary concrete, the properties of steel fiber concrete are analysed.

对比普通混凝土分析了钢纤维混凝土的特性与物理方面性能.

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The water-cement ratio has great influence on the strength of the high performance concrete as the same as the ordinary concrete.

高性能混凝土和普通混凝土一样，水胶比对混凝土强度影响大。

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Experimental Study of FlyAsh Improving Ordinary Concrete Performance

粉煤灰对改善普通混凝土性能的试验研究

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The compression toughness index and load-bearing capacity coefficient of steel confined polyvinyl alcohol fiber reinforced cementitious composites are far more than steel confined ordinary concrete, when fiber volume contents reach 2%.

4.2%纤维体积掺量的钢筋约束水泥基复合材料的压缩韧度指数和承载能力变化系数要明显大于钢筋约束普通混凝土。

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Study and Construction Application of Ordinary Concrete High Performance

普通混凝土高性能化研究与施工应用

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Standard for test methods of long-term performance and durability of ordinary concrete

普通混凝土长期性能和耐久性能试验方法

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This paper compares the different characters between PPF concrete and ordinary concrete in the application of canal seepage prevention, and puts forward the feature of PPF concrete, applying condition, and heedful problems during construction.

文章通过对PP纤维混凝土与普通混凝土在渠道防渗中的比较，提出PP纤雏混凝土的应用特点、应用环境和在施工中应注意的一些问题。

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The porosity of ITZ in alkaline-activity concrete decreased compare with that in ordinary concrete, but the number of more hazardous holes significantly improved.

碱活性混凝土ITZ的孔隙率较普通混凝土有所降低，但其多害孔的数量有了显著提高。

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Based on the theory of ordinary concrete shear wall design, simplified static calculation method that apply CS panel structure is established. 2.

以普通钢筋混凝土剪力墙结构设计理论为基础，探讨了适用于CS板式结构的静力简化计算方法。

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