SR-71黑鳥偵察機，飛機追不上 飛彈打不到 ？ SR-71速度超過3馬赫 ，导弹都追不上？曙光女神计划SR-91侦察机，黑鸟之子SR-72隐身多用途无人侦察机

There is such a reconnaissance plane in the world, which has never been shot down by enemy missiles or fighter planes in actual combat. He can fly faster than missiles, and even by himself, he created the famous scene of racing with hundreds of missiles. He is the most famous SR-71 Blackbird reconnaissance aircraft in the United States. His handsome and cool appearance makes people think of masterpieces in sci-fi blockbusters. But this is not a modern product. It was made by the United States during the Cold War fifty years ago.