Concentration stress leads to calcifying the valve leaflet near the point of calcification further seriously.
当瓣叶出现钙化时，钙化点及其周围产生应力集中，促进钙化的进一步加剧。
The fatigue life of different welding shapes between plates of unequal thickness in pressure vessel was investigated from the point of local stress concentration at welding position.
从焊接部位局部应力集中的角度分析了不等厚板在不同焊接形式下的疲劳寿命。
At this point conversion, beam bear a greater vertical force, the bottom of beam appears large tensile stress easily. The conversion layer slab with upper wall appears stress concentration easily.
此时转换主梁则在较小的传力区域内承受集度较大的竖向力，受力变得不利，梁底容易集中出现较大的拉应力。
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