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.
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.
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