美国在约旦军事基地部署大量战机：包括F—35隐形战机，还安装了新防空系统

Group 1 - The core point of the article is the significant increase in the deployment of U.S. military aircraft at the Muwaffaq Salti Air Base in Jordan, which is part of a defense agreement with the U.S. [2] - The number of aircraft deployed has reportedly tripled, with over 60 aircraft now stationed at the base, including advanced models like the F-35 stealth fighter [2] - New air defense systems have been installed at the base, indicating an enhancement of military capabilities in the region [2] Group 2 - The Muwaffaq Salti Air Base is located approximately 100 kilometers northeast of Amman, Jordan, and serves as a key U.S. military base in the Middle East [3]