1) axisymmetric fractures emanating from cylindrical holes
孔边轴对称裂纹
1.
Based on the principle of superposition of linear elastic fracture mechanics,this paper derives the approximate analytical expressions of stress intersity factors (KI) at the crack tips of axisymmetric fractures emanating from cylindrical holes with hydraulic fracturing under in -situ stress field and fluid pressure.
本文根据弹性断裂力学的叠加原理,建立了地应力场和流体压力作用下水力压裂中孔边轴对称裂纹尖端应力强度因子K_1的近似解析表达式。
2) non-symmetric double edge cracks
非对称边缘裂纹
1.
) associated with the non-symmetric double edge cracks in anisotropic plates.
本文以单边边缘裂纹二维应力场与位移场的级数展开式为基础,以分区广义变分原理求解含双边非对称边缘裂纹板的应力强度因子。
3) crack at hole
孔边裂纹
1.
The study of propagation properties of crack at hole of cable connecting ear plate with guyed mast structure;
桅杆结构纤绳连接拉耳孔边裂纹扩展形状变化特性研究
2.
This paper has calculated the stress intensity factors and no dimensional shape factors of the surface point and the depth point on the crack front of crack at hole of different shapes,sizes of ear plate for cable connecting ear plate on guyed mast structure.
通过采用有限元法事先计算各种不同形状、尺寸的桅杆结构纤绳连接拉耳孔边裂纹前缘表面点及最深点处的应力强度因子及无因次形状因子,然后对基本数据进行多参数拉格朗日插值的方法来求解拉耳任意形状孔边裂纹的应力强度因子。
4) Corner cracks
孔边角裂纹
6) bisymmetrical cleavage
两侧对称裂;二轴对称裂
补充资料：轴对称
也称“线对称”。如果把一一个图形沿着某一条直线折过来，它能与另一个图形重合，那么称这两个图形关于这条直线成轴对称。这条直线称为对称轴。如果两个图形关于某直线成轴对称，那么对应点的连线被对称轴垂直平分。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条