2708| 12
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制作彈簧片求助 |
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點(diǎn)評(píng)
做樣品,用現(xiàn)在的料試試,,用火槍吹吹,,吹的紅通通的,反復(fù)幾次就可以了,,如果有高頻淬火的機(jī)子最好,,
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