9569| 11
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菜刀刀柄如何加工的? |
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點(diǎn)評
確實(shí),對鉚接不太了解
這種鉚接見過多了,有鍋爐、橋梁、汽車大梁、礦車架子、鋼結(jié)構(gòu)等分熱鉚、冷鉚。最小的有汽車剎車片鋁鉚、銅鉚。
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Archiver|手機(jī)版|小黑屋|機(jī)械社區(qū) ( 京ICP備10217105號-1,京ICP證050210號,浙公網(wǎng)安備33038202004372號 )
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