镍镀合金
standard specification for copper-cobalt-beryllium alloy and copper-nickel-beryllium alloy strip and sheet
铜钴铍合金带材和板材
standard specification for copper-cobalt-beryllium alloy and copper-nickel-beryllium alloy plate, sheet, strip, and rolled bar
铜钴铍合金及铜镍铍合金板、薄板、带材和轧制棒材
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