查询词典 concrete

According to the causes of tunnel seepage and problems of crack and durability of masonry liner concrete, the application of fly ash concrete is tested based upon its characteristics including placeability, watertightness, low heat of hydration small expansion and shrinkage, high strength of long term.

通过对隧道渗漏水原因的分析，针对隧道衬砌混凝土的开裂和耐久性问题，根据粉煤灰混凝土和易性好、水密性好、水化热低、膨胀收缩小、长期强度高的特点，对粉煤灰混凝土应用于隧道衬砌中进行了试验研

For the complex road situation,Shanghai Municipal Engineering Institute linked the actual cases of tunnel,the common road surface concrete construction process was changed,to make road surface concrete leverl degree,rough degree and strength as well as wearproof all reached to the requirements of emergency repair,and finished 2,800m2 road surface repair work.

针对复杂路况，上海市市政工程研究所结合隧道的实际情况，改变一般路面混凝土的施工工艺，使路面混凝土的平整度、精糙度、强度及耐磨性均达到了应急抢修的要求，完成了2800平方米的路面抢修任务。

Workability of fresh concrete plays an important role in concrete p...

新拌混凝土工作性对混凝土的施工和质量都有着密切的关系。

High Performance Concrete is a kind of concrete with high durability,high workability and high strength, and suitable for sustainable development.

高性能混凝土是一种具有高耐久性、高工作性、高强度的可持续发展的混凝土。

And NC% in the concrete is not notable to influence workability of the concrete.

二者能够提高混凝土的早期强度，但对后期强度影响不显著。

In similar lines, for aerated concrete, the transition zone is between a relatively strong matrix and zero strength voids and thus will be denser and more homogeneous than the interfaces in both normal and lightweight aggregate concrete.

在类似的线，为加气混凝土，过渡区之间的一个相对强大的矩阵和零强度空隙，从而将更多的密度和均匀的界面比正常和轻骨料混凝土。

The asphalt concrete track resistant modifying agent is characterized in that the asphalt concrete track resistant modifying agent consists of raw materials with the weight portion ration of 65 to 80 portions of low density polyethylene, 10 to 30 portions of anchoring agent, and 0 to 5 portions of activated rubber powder. The anchoring agent is petroleum resin or abietic resin.

沥青混凝土抗车辙改性剂，其特征在于它由以下原料组成，各原料质量份配比为：再生低密度聚乙烯65～80份，增粘剂10～30份，活化橡胶粉0～5份；所述的增粘剂为石油树脂或松香树脂。

In final analysis, style is the characteristics of language use. Language is concrete, and therefore style is concrete and to a great extent analyzable.

文体从根本上来说就是语言使用的特征，因为语言是具体的，所以文体也是具体的，从而在很大程度上是可分析的。

Polypropylene fiber can much increase the crack resistance, leakage resistance, concussion and wearing resistance, freeze proof ability and antidetonating ability of mortar/concrete, also can improve workability of concrete.

聚丙烯短纤维能很好地提高砂浆/混凝土的抗裂性、抗渗性、抗冲磨性、抗冻能力、抗爆能力及改善混凝土的和易性。

According to the characteristic of Qinghai-Tibet Plateau, the paper researches on the bore bottling pile and the change process of surrounding ground temperature, and summarizes the change rule of concrete temperature and ground temperature, which can guide the choosing of antifreezing measure and concrete mixing material temperature.

针对青藏高原的特点，通过对钻孔灌注桩及其周围土层温度变化过程的研究，了解混凝土温度与地基土温度的变化规律，作为选择混凝土防冻措施和混凝土拌和料温度的依据。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。