5673| 14
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鋁條里面打個(gè)通孔,,通水冷卻用,,怎么加工 |
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評(píng)分
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點(diǎn)評(píng)
非要做方的,,有一個(gè)工藝叫摩擦攪拌焊,,做類似的大冷板,。不過工藝設(shè)備很貴很少。
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點(diǎn)評(píng)
哦,,比想象的要簡(jiǎn)單,呵呵,。
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