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材料選擇問題 |
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點(diǎn)評(píng)
FR-4:這是最常用的PCB基材,由玻璃纖維布與環(huán)氧樹脂復(fù)合而成,本質(zhì)也是一種復(fù)合塑料。單張價(jià)格(1.6mm厚)通常??超過55元??(小尺寸),標(biāo)準(zhǔn)尺寸板因含玻纖和特殊工藝,價(jià)格可達(dá)ABS的??2倍以上
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