This paper studies effects of steel fibers and synthetic fibers on mechanical properties of high performance lightweight aggregate concrete (LWAC).
研究了钢纤维和有机合成纤维对高性能轻骨料混凝土的增强增韧效果。
Coastal structure demands rather high durability and antiseptic effect of concrete and steel. In order to improve concrete immanent performance, cement quality is properly chosen.
沿海建筑物对混凝土和钢结构防腐耐久性提出很高要求，笔者从水泥品质上进行了比选，以提高砼内在质量；
In this paper, the working performance, early cracking resistance, strength, durability of mixing the content of different sizes of high strength organic steel fiber pumping concrete were studied.
本文以尺寸相近的钢纤维作为对比，对不同体积掺量的高强泵送有机钢纤维混凝土的工作性能、早期抗裂性能、力学性能及耐久性能进行了试验研究。
The critical technique and method for preparation high-performance concrete using super-fine steel slag power as mineral mixture was presented.
提出了利用钢渣矿粉作掺合料制备高强、高性能混凝土的关键技术与方法。
When super-fine steel slag powder and high-quality fly ash were added into concrete together, the performance of concrete could be improved further due to the synergistic effect.
将磨细钢渣与优质粉煤灰复掺可以发挥超叠加效应，进一步改善混凝土性能；
An axial compression test was carried out on a steel-high performance concrete composite bridge tower segment in order to study the mechanical behavior of composite bridge towers.
通过对钢-高性能混凝土组合桥塔节段进行轴压承载力试验，研究了组合桥塔的受力特性。
On the prestressed concrete(PC) wide Box girder and the steel and concrete joint section of the bridge, the C55 high performance concrete is used.
鄂东长江大桥为混合梁斜拉桥，PC宽箱梁及钢-混凝土结合段采用C55高性能混凝土。
On the prestressed concrete(PC) wide Box girder and the steel and concrete joint section of the bridge, the C55 high performance concrete is used.
鄂东长江大桥为混合梁斜拉桥，PC宽箱梁及钢-混凝土结合段采用C55高性能混凝土。
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