Basin subsidence, uplift, fracture are geologic trace formed by stress state with different characters.
盆地沉陷、隆起、断裂构造等都是不同特点的应力状态作用下的地质痕迹。
It is showed that:(1)the major surface damage patterns due to grinding are microplastic deformation trace, fracture chipping pit, microcracks, and subsidence in the loosen region of material;
结果表明：磨削损伤的主要形式有显微塑性变形磨痕、断裂剥落坑、磨削微裂纹和材料疏松区的塌坑；
The distribution of trace elements in form in the fracture of a closer relationship, high value area of extended upward direction correspond to fracture5.
微量元素的分布于断裂的产状有较密切的关系，高值区同断裂的向上延伸方向对应。
The distribution of trace elements in form in the fracture of a closer relationship, high value area of extended upward direction correspond to fracture5.
微量元素的分布于断裂的产状有较密切的关系，高值区同断裂的向上延伸方向对应。
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