Standard Specification for Copper-Zinc-aluminum-Cobalt Alloy, Copper-Zinc-Tin-Iron Alloy Plate, Sheet, Strip, and Rolled Bar是什么意思_Standard Specification for Copper-Zinc-aluminum-Cobalt Alloy, Copper-Zinc-Tin-Iron Alloy Plate, Sheet, Strip, and Rolled Bar在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句