美国国防部：对伊朗核设施的打击计划保持不变，相关设施已被摧毁。伊朗核计划进展被延后了一到两年。

Core Viewpoint - The U.S. Department of Defense maintains its strike plans against Iranian nuclear facilities, which have already been destroyed, resulting in a delay of Iran's nuclear program by one to two years [1] Group 1 - The U.S. Department of Defense's plans for striking Iranian nuclear facilities remain unchanged [1] - Iranian nuclear facilities have been destroyed, impacting the progress of Iran's nuclear program [1] - The advancement of Iran's nuclear program has been postponed by one to two years due to these actions [1]