The following are the specific of research: ( 1) Analysis the impact of stamping velocity and lubrication conditions on the cupping value of zinc-coated sheet by cupping test.

  • 具体研究工作如下。(1)通过对镀锌板进行杯突试验分析了冲压速度和润滑条件对镀锌板杯突值的影响。

  • 互联网摘选 2025-01-20 12:00:57

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