洛马公司最近交付了首架经改进的Ｆ 117攻击机。该机采用标准技术并涂覆了新的隐身涂层。现在 ,美空军的每架隐身飞机都有自己独特的构型。Ｆ 117于 2 0世纪 80年代初研制 ,用于攻击敌重兵把守的重要目标。它采用涂覆雷达吸波材料 (ＲＡＭ)的新技术 ,在编队中可有几种不同的构 Loma recently delivered its first improved F 117 attack aircraft. The machine uses standard technology and is coated with a new stealth coating. Now, each stealthy aircraft of the U.S. Air Force has its own unique configuration. F 117 was developed in the early 1980s to serve as an important target for attacking enemy soldiers. It uses new technology coated with Radar Absorber (RAM), which can have several different formations in formation