The influence of air-arc cutting on the initial stress fields contain two aspects: 1)the stresses near the groove are released because of the metal materials wiped away;
电弧气刨对于板材应力场影响包含两个方面：（1）材料的去除释放板材坡口处的初始应力；
The initial stress or deformation fields are not usually homogeneous.
初始胁强场或初始形变场通常并不是均匀的。
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