铜是重要工业原料吧。制造业回美？

来源: TalkToMi 于 2025-07-09 07:53:09 [档案] [旧帖] [给我悄悄话] 阅读数 : (0 bytes)

回答: Why Copper Now Costs a Lot More in the U.S. Than the Rest of 由 TalkToMi 于 2025-07-09 07:52:29

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