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Tiger rubber band powered aircraft foam glider technology small production hand-assembled student competition model aircraft
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CNY ¥ 12.0 ≈ $ 1.6
Real-time USD to CNY exchange rate:7.2861
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2010年第十二届“飞向北京-飞向太空”全guo青少年航空航天模型竞赛指定器材。chao大螺旋桨,可直飞至5楼以上层高;造型坊真。chao大螺旋桨,飞行性能及外观造型坊真性高。适合6岁以上儿童。教学点:了解直升机旋翼的作用,可发挥想象自行设计更多直升机造型,请至空旷室外飞行,注意飞行姿势和飞行。

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飞行原理:机翼可以造成升力,机身不动而机翼像风车叶一样打转转,和空气形成相对速度,可形成升力,这样旋转的“机翼”就成为旋翼,旋翼产生升力就是直升机可以垂直起落的基本原理。

教学知识点: 螺旋桨的桨叶角和转动方向,逆时针旋转,顺时针旋转,螺旋桨转动产生的反扭作用,动手动脑,让我们一起来制作出更多,更漂亮的飞机来,挑战自我挑战更高飞行记录!
试飞: 一手用手指捏住木杆,另一手用
食指顺时针方向试绕100圈,松开食指旋翼转动磨合,试飞一手握住木杆,另一手扶住螺旋桨,待螺旋桨转动后再松手放飞,大动力飞行时螺旋桨缠绕250圈,挑战更长留空时间,飞行出手时注意手指远离转动桨叶,以免发生不必要的伤害.







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