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Da: liu xing, Nanjing JiangSu, JS, Cina
paperback. Condizione: New. Pub Date :2003-02-01 Pages: 122 Publisher: China Society Press book is intended for primary school students. systematically and comprehensively introduces the method suitable for flying in the basic structure of the model of primary and secondary schools to promote aviation. principles. fabrication. assembly and adjustment. The type covered by the freedom of flying. I control. remote control of various types of model specific gliders. rubber power. electric power. and the piston engine-powere.