With the increase of notch root radius and the decrease of stress concentrationcoefficient, the tensile strength decreased.
材料的抗拉强度随着材料缺口半径的增加及应力集中系数的降低而降低。
2
According to results of tests and calculations, it is shown that the stress concentrationcoefficient of elastic corner is less about 15% than the ellipse arc corner.
试验和计算的结果表明：弹性角隅的应力集中系数比椭圆弧角隅降低15%左右。
3
Ownership concentrationcoefficient is a direct expression of corporate governance and is also the dominant difference from other forecasting models for financial distress.