When lifting the flat boxes the board cracks at the remaining board Bridges and after welding the final piece does not bend at right angles.
当处理平的杂志箱时，我们遇到了两个问题。当抬起箱子时，纸板在余下相连处断裂，重新焊接后，最后一片的弯曲角度不正确。
When lifting the flat boxes the board cracks at the remaining board Bridges and after welding the final piece does not bend at right angles.
当处理平的杂志箱时，我们遇到了两个问题。当抬起箱子时，纸板在余下相连处断裂，重新焊接后，最后一片的弯曲角度不正确。
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