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紫銅表面能否進(jìn)行著色,?請教 |
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點(diǎn)評
SORRY,,欠缺了,忘記考慮鋁合金陽極紫色成本也是比較貴的,,因?yàn)楹碗娪疽粯�,,特殊的顏色要特別配藥水,這個成本需要大量的工件才能分?jǐn)?nbsp;
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