To ensure that no deformation of cast iron plate riveting, and use flat no problem.

为确保铸铁铆焊平板不变形，并且在使用时平板不会出现问题。

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To ensure that no deformation of cast iron plate riveting, and use flat no problem.

为确保铸铁铆焊平板不变形，并且在使用时平板不会出现问题。

youdao