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.
受位错附近应力场与气流的影响，V缺陷两侧出现带状高坡。
Influenced by the gas flow pattern and stress field near the dislocations, strip ribbons lied beside the V defects.
得到了螺位错芯区内、外的应力场。
The stresses inside and outside the core of a screw dislocation are obtained.
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