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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
' T4 P$ D0 o8 |- Y0 E99.99% Cu, Other elements including Ag, As, Sb, P, Te <.01% Total! P- g. f# V" R! v8 R) W4 d: H$ R
②一种是Tellurium Copper: CDA 145
2 {9 Z. e: J% [7 P, I; H9 \99.9% Cu (incl. Te), .004-.012% P, .4-.7% Te |
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