我没说清楚，意思是，譬如因为美国纲铁公司在美国生产钢材，它就可以有低关税进口钢材的额度。

来源: zhou2001 于 2025-04-27 22:26:25 [旧帖] [给我悄悄话] 本文已被阅读：次

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