欧盟关税谈判德国代表：柏林支持欧盟委员会1000亿欧元的反制准备措施。

Group 1 - The core viewpoint of the article is that Germany supports the European Commission's preparation measures for countering tariffs amounting to €100 billion [1] Group 2 - The German representative emphasized the importance of a unified EU response to external trade pressures [1] - The proposed countermeasures are aimed at protecting European industries from potential negative impacts of tariffs [1]