1946年秋天,美国试制出了第一架低空侦察机,试飞的任务交给了经验丰富的老飞行员杜勒斯。杜勒斯曾参加过二战,在反法西斯的空战中,他凭着高超的驾驶技术和天不怕地不怕的胆略,屡建战功,击落了十多架敌机,被美国国防部授予王牌飞行员称号。低空侦察机试飞这天,正是一个万里晴空 In the fall of 1946, the United States produced the first low-altitude reconnaissance aircraft. The test flight mission was given to Dulles, an experienced old pilot. Dulles participated in World War II. In the air combat against fascism, he repeatedly used his superior driving skills and boldness to build up his exploits and shot down more than a dozen enemy aircraft. He was awarded the title of ace pilot by the US Department of Defense. . Low-altitude reconnaissance aircraft test flight this day, it is a Wanli clear skies