同时对高强混凝土硬化早期的开裂有很好的改善作用。
Meanwhile, early cracking of high strength concrete hardening have a good improvement.
本公司还相继推出了混凝土硬化剂、水性光亮剂、防水剂等国际先进水平的新产品。
Our company also launched a concrete hardener, water-borne brightener, waterproof agent which with the advanced international level of new products.
现有研究主要集中在对高强混凝土硬化后的体积稳定性及其开裂方面，取得了较多的成果。
Many research achievement have been acquired mainly on the studies of after-hardened volume stability of high-strength concrete and it's early-age cracking.
对掺入大直径合成纤维后的混凝土拌和物性能以及混凝土硬化试件的抗冲击性能进行了试验研究。
Large diameter synthetic fiber reinforced concrete was made for measuring the properties of fresh concrete mixture and the impact resistance of the hardened samples.
混凝土膨胀剂的功能是使硬化后的混凝土产生一定的体积膨胀，抵销混凝土硬化早期产生的体积收缩。
Concrete expansion function is to produce a certain volume expansion after concrete hardening of concrete to eliminate concrete early hardening volume contraction.
将混凝土混合物倒入大海后立即开始硬化过程，而且该物质非但不会在水中溶解，还保持坚硬耐久。
Pouring concrete mixture into the sea immediately started the hardening process and rather than just dissolving in the mass of water, the substance was tough and long-lasting.
在养护过程中，应控制混凝土在有利于硬化及强度增长的温度环境中。
In the conservation process, the control should be in favor of hardening concrete strength and growth temperature environments.
混凝土结构在硬化早期产生的各类缺陷，包括裂缝、裂纹、裂隙等，是导致工程耐久性破坏的主要内在诱因之一。
Early deficiencies of concrete building, including flaws, cracks, and fractures, have been thought one of principal intrinsic predisposing causes, which lead to structure durability inactivation.
硬化混凝土地坪中，节约水泥用量，施工中不提浆，增加强度和耐磨耐久性作用。
For concrete ground, it can save the cement consumption, and no purifying is needed, which increases the strength and wear resistance.
温度变形和自生变形是硬化混凝土在初龄期两种最主要的变形。
Temperature deformation and autogenous deformation are the two major forms of deformation of hardening concrete in early age.
在建筑装修中使用防冻剂，能使混凝土在负温下硬化，并在规定时间内达到足够防冻强度。
Used in the construction and fitting-in antifreeze, concrete can harden in the negative temperature and the time to achieve sufficient strength antifreeze.
干燥缩水应变发生较慢，因为它是一个水透过硬化混凝土的迁移作用。
The drying shrinkage strain develops slowly, since it is a function of the migration of the water through the hardened concrete.
研究了硬化混凝土性能指标与目前水泥性能指标的关系，结果表明，两者之间没有良好的相关关系。
After studying the hardened concrete properties index and cement properties index, and got that there were no significant relationship between them.
水泥混凝土是由水泥、粗集料、细集料和水按适当比例配合，经一定时间硬化而成的一种人造石材。
Cement concrete, formed with cement, coarse and fine aggregates and water in appropriate proportion before a period of hardening, is a sort of stone material.
混凝土﹑水泥砂浆﹑环氧树脂砂浆的凝结硬化时间长短对测试结果有比较显著的影响。
However, the setting and hardening time of the concrete, the mortar influences the test results obviously.
有些种类的混凝土凝结硬化快，有的较慢。
在混凝土完全硬化之前拆模可以缩短周期时间。
Short cycle times can be achieved by detaching the mold plates before the concrete is completely set up.
通过大量实验阐述了RPC -活性粉末混凝土配制过程中，各种组分对其浆体流动性和硬化体强度的影响，就其机理进行讨论。
Through a great number of experiments, the influences of the components to paste flow and concrete strength during RPC compounding were illustrated, at the same time, we discussed the mechanism.
树脂混凝土是一种新型的高效多功能材料，由于它具有高强、高抗渗、耐腐蚀、耐磨耗、电绝缘和快硬化等优点。
Polymers concrete has been identified as a newly multifunctional material due to its high strength, high anti-permeability, and anti-corrosion, nonconductive and harden fast properties.
如果再加上振捣不合理，大气泡不能完全排出，肯定会给硬化混凝土结构表面造成蜂窝麻面。
If the unreasonable vibration, large bubbles can not be completely discharged, would certainly have resulted in hardening the surface of concrete structure surface cellular Ma.
首先，不合理使用脱模剂是造成硬化混凝土结构表面蜂窝麻面的主要原因。
First of all, the irrational use of release agent is a concrete structure caused by hardening the surface of the main reasons for cellular surface ma.
综合分析了自密实混凝土拌合物的流变特性、硬化后的性能及其微观结构特征。
The properties and the microstructure characteristics of SCC in the hardened state and its preparation technology are discussed and are summarized.
它们的成因和防范措施以及对已硬化塑性混凝土裂缝的处理。
It also states their cause and prevention measures as well as the treatment of hardened plastic concrete cracks.
综合利用超声波、冲击回波、探地雷达等手段研究了凝结硬化早期混凝土内部的结构特征。
Comprehensive utilization of non-destructive methods such as ultrasonic, impact echo and ground penetrating radar to study the characteristics of the internal structural of early hardened concrete.
冬季施工的混凝土构件，在硬化过程中有可能遭受冻害。
The concrete precast unit during setting period in winter season, would be most likely damaged by freezing and eventually reduced in strength and durability.
它们对水泥净浆和新拌混凝土的工作性的影响有所不同，此外掺加两类减水剂的硬化产物的力学性能和微观结构也具有很大差别。
However, there are large distinctions between the influences of the two types to the workability of cement paste and fresh concrete, the mechanical properties and microstructure of hardened concrete.
研究了使用双快水泥和缓凝剂配制混凝土的凝结硬化性能和强度性能。
This paper studied the setting and hardening property and strength property of concrete prepared by fast setting and hardening cement and retarding admixture.
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。
Sclerous concrete materials possess the characteristics of imperceptibility, microcosmic and more micro-pores, even excellent high-performance cement possess so.
通过大量实验阐述了RPC-活性粉末混凝土配制过程中 ，各种组分对其浆体流动性和硬化体强度的影响 ，就其机理进行讨论。
Through a great number of experiments, the influences of the components to paste flow and concrete strength during RPC compounding were illustrated , at the same time, we discussed the mechanism.
通过大量实验阐述了RPC-活性粉末混凝土配制过程中 ，各种组分对其浆体流动性和硬化体强度的影响 ，就其机理进行讨论。
Through a great number of experiments, the influences of the components to paste flow and concrete strength during RPC compounding were illustrated , at the same time, we discussed the mechanism.
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