Suffering from different test temperature and loading speed, the mechanics strength between open-graded PA-13 and dense-graded AC-13 was compared. The brittleness point for both mixes was determined respectively. 在力学特性研究中,通过改变试验温度和加载条件,对比和分析了开级配排水性沥青混合料PA-13和传统密级配沥青混合料AC-13的抗拉强度,得出了两者的脆化点。