蒂森克虏伯钢铁欧洲：美国出口量虽低，但关税的进一步增加对跨大西洋贸易构成巨大负担。

Core Viewpoint - The article highlights that while the export volume from the U.S. is low, the further increase in tariffs poses a significant burden on transatlantic trade [1] Group 1 - The low export volume from the U.S. is a concern for the steel industry [1] - Increased tariffs are expected to exacerbate challenges in transatlantic trade [1]