本文以非线性连续体几何场论为理论基础，分析了无限大体中一个螺位错引起的应力场。
Based on the nonlinear geometry field theory of continuum mechanics, this paper analyzes the stress field due to a screw dislocation in an infinite medium.
此方法将埋在无穷大弹性介质中裂纹，模拟为连续分布的位错环。
The method simulates the crack hiding in infinitely large elastic media as dislocation loop in continuous distribution.
采用连续分布位错模型讨论和分析了受远处载荷下半无限平面自由边界附近任意方位的裂纹问题。
With a continuously distributed dislocation model, this paper deals with cracks inclined to a free surface of a semi infinite plane under remote loadings.
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