为降低计算火焰尖角的复杂度，提出一种新的基于边界链码的计算火焰尖角的方法；
For lowering the complexity of computing the sharp angle, a new method based on boundary chain code is introduced.
针对TC 4钛合金锥形件建立了三维热力耦合有限元模型，在有限元模拟过程中叠加了火焰加热边界条件。
A 3d rigid-plastic FEM simulation coupled thermal model for TC4 titanium alloy by warm shear spinning is founded and the temperature boundary condition of heating by flame is applied.
如果再仔细观察，就可以发现集的边界并没有呈波纹线，而是像火焰一样闪光。
A closer look reveals that the borders of the set do not form crisp lines but seem to shimmer like flames.
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