The utility model relates to an improved bungee-powered glider, comprising an upper machine base, a lower machine base and a fixing tube.

一种改进的橡皮筋动力滑翔机，包括上机座、下机座及固持管。

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The academy's powered flight, glider and parachuting operations have been called off since Saturday so that the U.S. Forest Service could use runways for helicopters used to fight fires along Colorado's Front Range, Van Winkle said.

CNN: Crews go on offensive against growing Colorado wildfire

Boeing has also flown a Dimona motor glider with an electric motor powered by a fuel cell.

ECONOMIST: Electric planes

Within a few moments, a passenger jet powered by four Rolls Royce engines had become a glider.

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