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材料選擇問題 |
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點評
FR-4:這是最常用的PCB基材,由玻璃纖維布與環氧樹脂復合而成,本質也是一種復合塑料。單張價格(1.6mm厚)通常??超過55元??(小尺寸),標準尺寸板因含玻纖和特殊工藝,價格可達ABS的??2倍以上
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