It is very real significant to carry out the work of conductive concrete materials.
开展导电混凝土材料的研究工作有着非常现实的重要意义。
The damage of concrete materials caused by the load action is a common engineering problem.
混凝土材料在荷载作用下的损伤破坏是工程中常见的破坏。
It calls for using advanced technology, recycling concrete materials to protect environment.
倡导用先进的科学技术，循环利用混凝土材料，保护生态环境。
Secondly, the state of the arts at home and abroad of crack self-repairing in concrete materials is given.
综述了国内外有关裂缝自修复混凝土的研究现状；
One of Chinese sense of luxury is preference of more in quantity, more visible and exposed value, more concrete materials.
中国人的奢侈感之一，喜欢显而易见的数量上的增加，喜欢可视化的、外在的价值感，喜欢实实在在的材料。
Nonlinear fracture behaviors of concrete materials are mainly caused by the cohesive stress along the fracture process zone.
混凝土裂缝端部断裂过程区的粘聚力分布是导致混凝土断裂呈现非线性特性的重要原因。
This paper adopts ultra-fine fly ash and silica fume concrete materials to prepare high performance composite technology(HPC).
本文采用超细粉煤灰与硅灰的复合技术配制高性能混凝土材料（HPC）。
In this paper, concrete materials, construction ingredients, mixing and transportation are explained in detail, for reference.
本文对混凝土原料、施工配料及搅拌和运输四个环节进行了详细的阐述，以供参考。
The cracking causes of cast in place concrete slab was discussed on three aspects: concrete materials, concrete slab construction and design.
从混凝土材料本身、施工、设计三个方面分析了混凝土现浇楼盖产生裂缝的原因，并提出了相应的预防控制措施。
The press tests of composite concrete materials with different volume ratio of steel fiber have been carried out under different confined pressures.
对不同钢纤维体积率的混凝土复合材料在不同围压条件下进行受压试验。
Since asphaltic concrete materials are temperature dependent in nature, measured deflections and hence the structural capacity of pavement vary with temperature.
由于沥青混凝土材料强度的温度依赖性，弯沉以至路面结构承载能力都随温度而变化。
Sclerous concrete materials possess the characteristics of imperceptibility, microcosmic and more micro-pores, even excellent high-performance cement possess so.
硬化后混凝土材料具有细观、微观多孔隙特征，即使配制良好的高性能混凝土，也含有微孔隙和微裂纹。
The cracking mechanism based on non linear fracture model for rock concrete materials is proposed and micro mechanical model for fracture process zone (FPZ) established.
提出了一种描述岩石、混凝土类材料断裂损伤过程区的细观力学模型，用于分析材料的非线性断裂的微观机理。
The stress - strain curve of concrete materials, broadly in line with the theoretical variation of the construction of high-Pier Top load control has a good reference value.
该应力-应变曲线基本符合混凝土材料的理论变化规律，对高墩墩顶施工荷载的控制具有很好的参考价值。
The characteristics of different concrete materials and the influence of content of steel fiber on the failure criterion have been considered in the general failure criterion.
该破坏准则考虑了不同材料特性、钢纤维含量对空间破坏准则的影响，从而使不同混凝土材料破坏准则得到了统一。这是以前的研究工作所未曾涉及的。
This article treats the binding mechanism of concrete materials and that of their new-old interface, some quality control policies on the concrete interface have been recommended.
论述了混凝土材料的粘结机理以及新旧混凝土结合面的粘结机理，提出了混凝土结合面的质量控制措施。
The new smart sensor has the functions of both smart elements and the normal aggregate in concrete materials and can be used to solve problems caused by the combination of two materials.
它既是混凝土结构健康监测的智能元件，又具有普通骨料的功能，很好地解决了压电传感器与主体结构相结合时出现的各种实际问题。
The cracking causes of cast in place concrete slab was discussed on three aspects: concrete materials, concrete slab construction and design. And some corresponding precautions are suggested.
从混凝土材料本身、施工、设计三个方面分析了混凝土现浇楼盖产生裂缝的原因，并提出了相应的预防控制措施。
Moreover, the characteristics of stress waves propagating in concrete structures are essentially dependent on the rate-dependent constitutive relation of concrete materials under high strain-rates.
然而混凝上结构中的应力波传播特性实际上又依赖于混凝土在高应变率下的率型本构关系。
The items of the quality testing were included the viscosity of recycling asphalt, asphalt content of reclaimed asphalt concrete materials, compaction, surface smoothness and placement temperature.
再生沥青混凝土质量检验项目包括再生沥青的黏度、刨除料含油量、压实度、路面平坦度与施工温度等。
The design quality of cement concrete materials gradually become the focus of attention. The proportion is an important index of concrete material and the important parameters in the design process.
水泥混凝土材料的设计好坏逐渐成为人们关注的焦点，配合比试混凝土材料的重要指标，在设计过程是必须要重视的参数。
This paper presents the optimization of concrete materials for cement backfill mining in a uranium mine. It describes how to determine the backfill concrete optimizing proportion by orthogonal test.
本文系对某铀矿下向胶结充填采矿集料配比优化，论述了利用正交试验寻求充填混凝土最优配比方法。
These materials will be mixed with lunar soil and gravel to make concrete.
这些材料将与月球土壤和碎石混合制成混凝土。
The first is the heat capacity of the materials that constitute the city, which is typically dominated by concrete and asphalt.
首先是构成城市的材料的热容，通常由混凝土和沥青主导。
In theory, the Army could use such a system to approach targets covertly and drill through concrete, steel, wood, or other materials from a stand-off distance equal to the length of a football field.
理论上，美国陆军将利用该系统实现某些目标，既通过远距离(超过一个足球场的距离)的设备对混凝土、钢铁、木头以及其他材料进行隐蔽的击穿作业。
"These findings are important because they provide concrete evidence that these materials are harmful and protection must be given to workers, " he said.
他提到：“这些发现非常重要，因为它们提供了具体的证据来证明这些材料是有害的，工人必须给予相应的保护措施”。
"These findings are important because they provide concrete evidence that these materials are harmful and protection must be given to workers," he said.
他提到：“这些发现非常重要，因为它们提供了具体的证据来证明这些材料是有害的，工人必须给予相应的保护措施”。
Another large category, concrete made from recycled materials, is expected to grow 8.4% per year.
另一项大类- - -由再生材料制作的混凝土，也预期每年增长8.4%。
Another large category, concrete made from recycled materials, is expected to grow 8.4% per year.
另一项大类- - -由再生材料制作的混凝土，也预期每年增长8.4%。
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