7622| 16
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哪位大俠給講講這是用什么工藝制造的? |
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點(diǎn)評
仔細(xì)看了,你這個(gè)肯定是化學(xué)腐蝕,英語為camera etch
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點(diǎn)評
本人從事激光切割機(jī)設(shè)計(jì)多年,從圖上看,孔比邊大不少,材料看起來不太厚,應(yīng)當(dāng)是激光切割的。
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