纤维弹性模量也称“初始模量”,它是指纤维拉伸曲线上开始一段直线部分的应力应变比值。在实际计算中,一般可取负荷伸长曲线上伸长率为1%时的一点来求得纤维的弹性模量。
研究了人工林马尾松的纤维零距抗张强度、细胞壁的纵向弹性模量和硬度等力学指标。
The tensile strength, modulus of elasticity(MOE) and hardness of Pinus massoniana fibers were determined by using zero-span tension and nanoindentation technique.
利用随机介质微观力学方法对纤维大小、方向随机分布的短纤维复合材料弹性模量进行了计算。
The elastic modul of short fibre composite material whose fibres volume and direction are random distributed is calculated by means of the random medium micromechanics method.
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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