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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
6 i4 ^2 z* G- J, ^9 D0 ?: \0 K99.99% Cu, Other elements including Ag, As, Sb, P, Te <.01% Total& |) _5 e" q0 {5 b
②一种是Tellurium Copper: CDA 145
+ Y9 f2 h: B/ a! m' l- W+ r99.9% Cu (incl. Te), .004-.012% P, .4-.7% Te |
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