由表1可见，在素混凝土（PC）qb掺入单一聚丙烯纤 维的混凝土（PPFC）或掺入单一聚丙烯腈纤维混凝土（PANFC），其抗压强度比索混凝土略有下降；层 布钢纤维混凝士（LSFC）的抗压强度比素混凝土略有提高：层布钢纤维和聚丙烯纤维组合增强混凝...
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研究证明：底层撒布较长钢纤维的聚丙烯腈纤维混凝土梁的弯曲疲劳强度比素混凝土提高15.7％；
The test results show that, the flexural fatigue strength of polyacrylonitrile fiber reinforced concrete beams with bottom layer steel fiber is larger than the plain concrete 15.7% ;
对聚丙烯腈纤维增强水泥砂浆和混凝土的早期阻裂性能进行了试验研究。
Tests of restrained initial shrinkage properties with plain and polyacrylonitrile fiber reinforced concrete and mortar are introduced in this paper.
主要研究了不同弹性模量的钢纤维、聚丙烯纤维和聚丙烯腈纤维混杂对水泥混凝土的干燥收缩性能的影响。
In this paper, the effects of the steel fibers of different elastic modules, polypropylene fibers and polyacrylonitrile fibers on the dry shrinkage of concrete are studied.
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