The plastic fiber selected has different ultimate tensile strain and elastic modulus, and the fiber can be carbon fiber, aramid fiber, glass fiber and the like.
选用的塑料纤维应具有不同的极限拉应变和弹性模量,纤维可以为碳纤维、芳纶纤维、玻璃纤维等。
Research results show that the relationship between autogenous shrinkage at early ages and ultimate tensile strain can be approximately figured by a quadric equation.
研究结果表明,混凝土早期自收缩大小与相应的极限拉伸应变具有显著的二次曲线关系;
The correlation between the compressive strength and axial tensile strength of RCC with placing joint and ultimate tensile strain of placing joint of RCC layers have been obtained.
通过试验研究给出有层面碾压混凝土抗压强度、面轴拉强度与层面极限拉伸值间相关关系。
Considering the randomness of strength and deformation of concrete material, a mathematic approach of producing random variables series of concrete ultimate tensile strain is proposed.
针对混凝土构件材料强度和变形性质的随机性,采用数学方法提出构造混凝土极限拉应变数列的原理。
When the ratio not more than 0.2, CFRP tensile strain can reach or exceed the permissible strain at ultimate capacity state, and therefore CFRP can work efficiently.
当配筋特征值不大于0.2时,承载能力极限状态下碳纤维片材的拉应变可以接近或超过允许拉应变,因此可以有效地对受弯构件正截面承载力进行加固;
Yield strength and ultimate tensile strength, work hardening exponent and normal anisotropy of plastic strain ratio decrease but planner anisotropy of plastic strain ratio increases.
屈服强度、抗拉强度、加工硬化指数和塑性应变比厚向各向异性降低,塑性应变比平面各向异性增大;
Yield strength and ultimate tensile strength, work hardening exponent and normal anisotropy of plastic strain ratio decrease but planner anisotropy of plastic strain ratio increases.
屈服强度、抗拉强度、加工硬化指数和塑性应变比厚向各向异性降低,塑性应变比平面各向异性增大;
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