论文部分内容阅读
1903年12月17日,在美国北卡罗林纳州奇地霍克的沙滩上,莱特兄弟的“飞行者”号飞上蓝天.“飞行者”号是一架以12马力内燃机为动力、双螺旋桨推进的双翼飞机,驾驶员俯卧在下翼上操纵.升降舵放在主翼前方,这种布局称为鸭式机.当天进行了4次飞行,第一次升空12秒,飞行36.5米,成绩最好的一次升空59秒,飞行260米.这是世界上首次重于空气的飞行器成功的动力飞行.人类进入了飞机时代.岛国感到威胁莱特兄弟的成就开始并不受重视,美国陆军拒绝购买他们的飞机.1907年,他们向英国海军提供专利权的建议被婉言谢绝.1908年,形势好转,2月,美国陆军作战部同意观察飞行.3月达成在美国制造莱特飞机的协议.8月,莱特兄弟
On December 17, 1903, the Wright’s “Aviator” flew to the blue sky on the sandy beach of Chipidahl, North Carolina, U.S.A. The “Aviator” was powered by a 12-horsepower internal combustion engine, A biplane-propelled biplane with the pilot in prone position on the lower wing maneuvering the elevator in front of the main wing, called a canard. Four flights were made that day, the first 12 seconds off and 36.5 meters flight, The best flight 59 seconds, 260 meters flight.This is the world’s first successful air-powered aircraft flying.Mankind into the era of the aircraft.The island nation threatened the achievements of the Wright brothers began not to be valued, the United States Army refused Bought their aircraft. Their proposal to patent the British Navy was declined in 1907. The situation improved in 1908 and in February the U.S. Army Operations Department agreed to observe the flight. In March an agreement was reached to make a Wright aircraft in the United States. Month, Wright brothers