Nondestructive test to determine the surface elastic modulus, shear modulus,brinell hardness of brittle and quasi-brittle materials and compressive strength ofconcrete were investigated based on the analyses of Hertzian contact.

• 首次采用球压法尝试了脆性和准脆性材料的表面弹性模量、剪切模量，布氏硬度和混凝土抗压强度的无损测试研究。