为人用降落伞求解路江现有降落的状况现今使用的降落伞，是１９１１年俄国人考杰尼柯夫和意大利人皮诺在前人的基础上改造成功的、大半个世纪以来，降落伞的设计、材料、功能和运用，都有一定的发展，分化为人用伞、投物伞、专用伞等。特别是人用伞发生了较大变化，７０年... Human Parachutes Solving Existing Landfalls in the Lujiang The parachutes that are used today are those that the Russians Cohennikov and Italian Pino restructured successfully on the basis of their predecessors in 1911. For more than half a century, parachutes have been designed, Materials, functions and applications, have some development, differentiation into human umbrella, umbrella investment, special umbrella and so on. In particular, human umbrella has undergone major changes, 70 years ...