据称,单机价格为22亿美元的B-2隐身轰炸机若到海外基地部署,就不能很好地维持其隐身特性,这是因为几乎每次飞行都会使飞机的表层造成一定的磨损,故每次飞行后都要对飞机表层的雷达波吸收材料进行修整,而新涂上的材料必须在特定的气候条件下逐步干燥固化才行.但是,现在只有B-2的驻地——密 Allegedly, the B-2 stealth bomber with a stand-alone price of 2.2 billion U.S. dollars could not maintain its invisibility well if it was deployed overseas. This is because almost every flight causes some wear on the surface of the aircraft. After the second flight, the radar wave absorbing material on the surface of the aircraft should be trimmed, and the newly coated material must be dried and solidified under certain climatic conditions to cure. However, only the station B-2