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我们之中的大多数人是从儒勒·维恩＊的长篇小说“征服者罗布尔”中第一次和直升飞机相识的。我们知道,在儒勒·维恩的时代里,关於使用垂直螺旋桨飞行的想法已经不是新奇的了,因为很久以前,我们就已经知道有一秤玩具＊＊,它是藉空气螺旋桨垂直上升到空中去的。1930年,在苏联制造了世界上第一架能载人的直升飞机在目前,虽然直升飞机的种类繁多,但是它的成批生产依旧停留在不大的产量上。原因在於直升机同一般的飞机比起来,还有许着多缺点,其中主要的一个缺点就是制造和维护的成本很高。
Most of us met for the first time and helicopters from Jules Wayne *'s novel The Conqueror Roble. We know that in the days of Jules Venn, the idea of flying with a vertical propeller is not new, since long ago we already knew that there was a toy scale ** that was propelled vertically into the air by an air propeller of. In 1930, the world's first manned helicopter was built in the Soviet Union At present, although the helicopter has a large variety, its mass production remains at a modest level. The reason is that compared with the average helicopter aircraft, there are many flaws, one of the major drawback is the high cost of manufacturing and maintenance.