6533| 10
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1mm厚6061鋁板沖壓下凹能做多深? |
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點評
下沉方孔底部要受些力,光不破不行。
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點評
好的,謝謝
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點評
5系是強(qiáng)度和延伸性兼?zhèn)涞模瑝毫θ萜饕捕嗖捎茫龇忸^
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