汽车之类的是來自欧盟, .日本. 铝之类的是來自加拿大，这个都没看出来

 

Steel

Roughly a quarter of all steel used in the United States is imported, the bulk of it from neighbours Mexico and Canada or close allies in Asia and Europe such as Japan, South Korea and Germany.

 

https://www.reuters.com/markets/commodities/where-does-us-get-its-steel-aluminum-2025-02-10/#:~:text=In%20the%20case%20of%20aluminum,the%20next%20nine%20countries%20combined.