As a coupling body of soils and rocks, soil-rock-mixture has the inherent unique properties of inhomogeneity, discontinuity and it is very difficult to gather samples to study its properties.

• 摘要土石混合体作为土和石块的介质耦合体，具有非均质性、非连续性及试样的难以采集性等内在的独特的性质，从而给研究带来极大的困难。