This paper is aimed at introducing the flat tests on high strength and performance concrete to assess its crack-resistant property.
本文在圆环法试验的基础上通过平板法试验，研究分析不同水胶比和不同粉煤灰掺量对高强与高性能混凝土开裂性的影响。
High strength and high performance concrete possesses high strength, high performance, and high durability.
高强高性能混凝土具有高强、高工作性能、高耐久性等特点。
Post tensioned prestressed concrete hollow slab(PTPCHS) is one of high strength prestressed concrete hollow slab, and its construction performance is still unknown yet.
后张预应力混凝土空心板是一种高效预应力空心板，目前国内尚未对其结构性能进行系统研究。
HPC is a kind of high strength, high performance and long-lasting concrete.
高性能混凝土是一种高强度、高工作性、高耐久性的混凝土。
Such high performance concrete aims to have high strength, workability, volume stability and endurance.
高性能混凝土以高强度、高工作性、高体积稳定性和高耐久性等技术指标为设计目标。
Using modern concrete technology process and the composition of materials by scientific selection and design of concrete mix to obtain good durability, high strength, and high-performance concrete.
使用现代混凝土技术工艺，通过科学选择混凝土组成材料与设计配合比，获得耐久性好、强度高的高性能混凝土。
With high dispersity and high activity, silica fume is a specific additive for cement and concrete, capable of distinctly improving the performance of concrete and upgrading the strength of concrete.
作为高分散度和高活性材料，硅粉是一种特效的水泥、混凝土掺合料，它能明显地改善混凝土的性能，提高混凝土的强度。
The polyethylene foam is an excellent performance sealing material for concrete, it possesses the strong points of light mass, high strength and durability.
发泡聚乙烯板材是一种性能优良的混凝土填缝板材料，具有轻质、高强、耐久性优异的特点。
On the basis of ways of six ingredients, fly ash can be put into high strength and high performance concrete whose reliability of strength is very high.
采用六组分路线配制粉煤灰高强高性能混凝土，揭示了其应用到高强高性能混凝土中的具有较高的可靠性。
The high performance concrete for core wall of earth dam must be good workability, low early strength, high final strength, high seepage resistance, low elasticity modulus and high tensile strength.
黄壁庄水库副坝防渗心墙加固工程所需高性能混凝土，要求和易性好、早期强度低、后期强度高、抗渗性能好、低弹模和高抗拉强度。
So bonding performance of the interface and internal force translating mechanism between FRP and high strength concrete are crucial in FRP strengthening technology.
FRP与混凝土之间通过界面层传递内力，研究界面层的粘结性能和内力传递机理是FRP加固技术的关键。
The influences of fine slag powder to workability, compressive strength and durability of high-performance concrete were discussed.
讨论了矿渣微粉对高性能混凝土工作性能、抗压强度及耐久性的影响。
It provides basic data and references to anti-seismic performance and dynamical calculation of high strength concrete monolithic structure.
为高强混凝土整体结构抗震性能和动力反应计算提供基础资料和依据。
High performance concrete should have not only high strength, but also excellent durability, relatively high crack resistance and relatively high volumetric stability, etc.
高性能混凝土不仅只是具有较高的强度，而且还应具有良好的耐久性，较高的抗热裂性能以及较高的尺寸稳定性等。
The result of the research indicates that the high performance concrete produced with this type of cement is of higher early and post strength and the electric flux of the concrete is low.
研究结果表明，应用该水泥配制的高性能混凝土均具有较高的早期强度和后期强度，混凝土的电通量较低。
This paper studies emphatically the changes of concrete strength under different high temperatures, and the performance of aggregate after brokenness.
着重研究了在不同高温作用下，混凝土的强度变化及其破碎后骨料的性能。
An experimental investigation was conducted to provide high-performance concrete, with high frost resistance and proper strength, to construction of precast elements of Bridges in Qing-Zang railway.
为配合青藏铁路工程应用，配制抗冻性高、强度较高、适合于青藏铁路预应力混凝土梁的高性能混凝土。
The paper presents an experimental study on the splitting strength and compressive strength of hybrid fiber reinforced high-performance concrete.
目的揭示钢纤维和聚丙烯纤维混杂后对高性能混凝土强度和抗裂性能的影响。
High Performance cementitious material is specially used for high Performance concrete. Propetties of that are high strength, low water demand, low hydration heat and low shrinkage.
高性能胶凝材料主要用于高性能混凝土，具有强度高、需水量小、水化垫低和收缩小等特点。
The experimental results for workability, air content, compressive strength and flexural toughness of modified macro polypropylene fiber reinforced high performance concrete are presented.
按照国际标准对新型仿钢丝聚丙烯合成长纤维增强高性能混凝土的工作度、含气量、强度及弯曲韧性进行了试验研究。
With the increasing depth of coal mining in China, there is an immediate need to improve the strength and durability of high performance concrete used in deep topsoil mine shafts.
随着我国煤矿开采深度的不断加大，对深厚表土层立井井壁所使用的高性能混凝土的强度、耐久性等性质的要求也越来越高。
The high performance concrete has features of the high strength and high durability. It is considered as the structure concrete of the new century.
高性能混凝土具有高强度、高耐久性的特征，被认为是新世纪的结构混凝土。
Through comparing and analysing the high-performance concrete preparation method of high strength, two kinds of maintenance methods, summarize the maintenance method optimized most finally.
本文通过对高强度高性能混凝土配制方法、两种养护方法进行对比分析，从而得出了高强度高性能混凝土的最好养护方法。
The high-performance concrete is based on durability as the main indicators, along with high strength, high early strength, high workability and excellent performance of new concrete.
高性能混凝土是一种是以耐久性为主要指标同时具备高强、高早强、高施工性等优异性能的新型混凝土。 [www。
The high-performance concrete is based on durability as the main indicators, along with high strength, high early strength, high workability and excellent performance of new concrete.
高性能混凝土是一种是以耐久性为主要指标同时具备高强、高早强、高施工性等优异性能的新型混凝土。 [www。
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