By observing the macrocosmic and microcosmic state of the test specimens, the ablation pattern of inhibitor was put forward and ablation mechanism was analyzed.

• 通过对试验后绝热材料试件的表观和微观状态分析，提出了过载条件下绝热层的烧蚀模式，并分析了其烧蚀机理，获得了试验条件下影响绝热层烧蚀的平均颗粒直径。