A micromechanical model is presented for the prediction of the stress field in the threephase composite with imperfect interface between the interphase and the matrix.

• 对非理想界面的三相复合材料，提出了计算弹性应力场的微观力学模型，在适当的简化假设下，对带界相的颗粒增强和纤维增强复合材料，得到了应力场的计算公式。