The theoretical and applied research results for mesomechanics, theories of strain gradient, polar continuum mechanics, nonlocal continuum mechanics and basic laws are discussed one by one in the present paper.

• 分别论述了细观力学、应变梯度理论、极性连续统力学、非局部连续统力学及基本定律和原理在理论和应用方面的研究成果。