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发表于 2011-2-12 16:43:05
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来自: 中国广东深圳
①一种是无氧电气铜Oxygen Free Electronic (OFE) Copper: CDA 101
2 ^1 {' t6 b/ x3 P99.99% Cu, Other elements including Ag, As, Sb, P, Te <.01% Total7 t% s7 \1 ^/ Y' o+ X& E6 b
②一种是Tellurium Copper: CDA 145
9 P3 a3 Z/ ~2 k+ _6 A6 n- D99.9% Cu (incl. Te), .004-.012% P, .4-.7% Te |
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