Testing hardened concrete - Part 7: density of hardened concrete.
硬化混凝土试验。第7部分：硬化混凝土密度。
In particular, the claims made for the transport of inhibitors through hardened concrete need to be assessed.
特别是阻锈剂通过硬混凝土的渗透，是需要评估的。
The drying shrinkage strain develops slowly, since it is a function of the migration of the water through the hardened concrete.
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。
After studying the hardened concrete properties index and cement properties index, and got that there were no significant relationship between them.
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。
Polymers may be incorporated in concrete in two ways: either added to the unhardened concrete slurry or impregnated into the void structure of the hardened concrete.
聚合物以两种方式掺合于混凝土中：一种是添加于未硬结的混凝土稀浆中，另一种是浸渍于己硬结的混凝土中的孔洞结构中。
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.
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。
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.
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。
Only problem was the concrete hardened before he could get the post sunk to the right height. And he got paint all over himself.
问题在于，他还没来得及把支架弄到合适的高度，混凝土就凝固了，他把自己弄了一身的油漆。
It also states their cause and prevention measures as well as the treatment of hardened plastic concrete cracks.
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。
But one of the problems with concrete is that even after its hardened, it still absorbs water.
可混凝土的一个问题是，即使变硬以后，它仍然吸水。
Large diameter synthetic fiber reinforced concrete was made for measuring the properties of fresh concrete mixture and the impact resistance of the hardened samples.
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。
The corrosion essence of the concrete is that corrosive materials attack its hardened cement paste and thus destroy the concrete as a whole.
混凝土的侵蚀实质是水泥石的侵蚀，而造成混凝土宏观破坏。
Furthermore, the cracking layer adjacent to hardened cement paste may affect the interfacial properties oi concrete, such as bond strength.
同时，界面水泥侧的易干裂层对混凝土的界面性能(如粘结强度等)可能有一定影响。
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.
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.
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。
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