The paper is whimsage, starring Joe Johnston, Jack Glanjo, Chris Cooper, Chris Owen, Laura Dunn, William Lee Scott, Chad Leeberg, Natalie Kenaday, Universal Pictures, 1999, The film is about a group of young people starting from scratch and chasing the rocket's dream, however, the purpose of this paper is to follow this spirit record, from finding crew, absorbing knowledge, collecting materials, to practical and experimental, and we use the way to simulate the rocket's real work, with "water rocket" instead of the ultimate goal, both safe and stable, materials, materials, Equipment and instruments, first of all, the material using easy-to-obtain soda-type bott bottles, electric fire cloth, pearl plate, water and sponge, as for the equipment is buckets, hand nozzles, the final instrument only to small metal transmitters and gas cylinders, the above pre-prepared to complete, and then the first production of water rocket itself body, Bott bottle for the fuselage, The sponge is the tail fin of the nose cone and pearl plate, and the unmanned open area is found to perform the launch action, the result is a ring-shaped fuselage, a sloping tail, one-third of the water in the fuselage and a 45-degree angle of emission, the range is the average maximum.
正在翻譯中..
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