... 底板floor 应力增高区stress-concentrated area 进步式挖掘advancing mining ...
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tensile stress concentrated area 拉应力集中区
concentrated stress area 应力集中区
·2,447,543篇论文数据，部分数据来源于NoteExpress
Conclusions: 1 the stress is concentrated in alveolar bone crest and apex area of the maxillary anterior teeth while they are in tipping movement.
结论：1倾斜移动内收上颌组牙时，各个牙的牙槽嵴顶部和根尖部都有明显的应力集中区域。
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