【摘要】 通过对不同强度等级下的混凝土小梁试件进行各龄期的弯拉强度和弯拉弹性模量的试验研究,加强对路面混凝土力学性能及其发展规律的认识,可为混凝土路面设计与施工的路面质量评定提供参考,同时可为确定道路最佳开放交通时间提供依据。更多还原

【Abstract】 By studying on curved-pulls intensity and elasticity modulus of small concrete beams with different intensity at various age time,the knowledge for mechanic properties and its developing rules of concrete,will provide reference for design and quality appraisement for construction of concrete pavement,meanwhile,it will provide basis for confirming the best opening time of road traffic.更多还原