6436| 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(píng)
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(píng)
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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