Introduction - If you have any usage issues, please Google them yourself
As shown in the figure, we want to remove the lines in the figure below to connect the center area to the boundary weld point, which can be corroded with the square structure.u5230 u8FB9 u754C u710A u63A5 u70B9 U7684 u7EBF uFF0C u53EF u4F7F u7528 u65B9 u5F62 u7ED3 u6784 u5143 u8150 u8680 u8BE5 u56FE u50CF u5F97 u5230 u3002