三点弯曲试验 meaning in English
three point bending test
three-point bending test
Examples
- Shear and three - point bending test of animal bones
动物骨的剪切和三点弯曲试验 - Three point bending test
三点弯曲试验 - Aerospace series . glass fibre reinforced plastics . flexural test . three point bend method
航空航天系列.玻璃纤维增强塑料.挠性试验.三点弯曲试验法 - First , the basic mechanical capability and creep were proceeded on the material test system with the modified three point bending creep fracture test . the modulus and fracture toughness and tensile strength was attained and creep curve in 200 temperature was also presented . applying basic damage mechanical theory , thermal damage analyses were performed induced in fracture toughness and modulus , the practical formula of damage factors varying with temperature and time was given
首先利用改进的三点弯曲试验在mts实验机上进行了岩石力学性能和蠕变测试，得到了花岗岩在温度影响下的弹性模量和断裂韧度以及抗拉强度变化规律，并得到了200下北山花岗岩蠕变全过程曲线。 - Two different reinforcing methodologies are applied : modification of the overlay characteristics by adding chopped glass fibers to the hot mixture asphalt ( hma ) and reinforcing asphalt overlay with glass grids . theory of fracture mechanics ( fm ) is employed to determine crack growth rates for the suggested anti - cracking overlay systems . asphalt mixture designing tests , three point bending tests and fatigue crack propagation tests were carried out . the critical stress intensity factors kic are determined for plain and reinforced asphalt concrete . depending on the fatigue crack propagation , the crack growth rate is determined for each type of anti - cracking system and the cracking process is also analyzed . one of the significant points in this study is the attempt to give better understanding of the crack propagation for multilayer asphaltic overlay or what are suggested herein to be called composite structure anti - cracking overlay system . the results indicate that the reinforcing materials improve anti - cracking characteristics of the asphalt concrete . composite structure anti - cracking overlay gives a good solution for the reflective cracking phenomenon over old cracked pavements
利用2种不同的方法加筋沥青罩面:在沥青混合料中加入短切玻璃纤维改善沥青混凝土的特性,采用玻璃格珊加筋沥青混凝土.应用断裂力学方法分析沥青路面裂缝扩展机理.采用沥青混合料设计试验、三点弯曲试验和疲劳裂缝扩展试验,确定加筋沥青混凝土的临界应力强度因子kic ,测量每一种沥青罩面抗裂系统的裂缝扩展速率.本研究的主要特点是提出复合型抗裂罩面系统,分析了多层加筋沥青罩面裂缝扩展过程,推荐了若干沥青路面抗裂系统.结果证明,加筋材料可以提高沥青罩面的抗裂特性,复合型抗裂罩面系统能够有效地阻止反射裂缝的扩展