搜索 - 科创

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已经发了多次帖了没成功，所以这次前言免了，直入正题。下图中，在火箭中前部安装了类似直升机的倾转旋翼，电池动力，遥控操纵，通过舵机使旋翼偏转，可使火箭完成转向，悬停，仰俯等动作，请大家指导。

rt,本人高中时参加过学校的箭模小组,这就是我们当时制作降落伞的过程,这种降落伞主要是用于20mm的火箭的.如果是小型火箭或是对滞空时间要求不高的话,可以适当减小降落伞的直径.

我昨天造了一个小火箭，高20CM直径4CM，PVC管材做的，PVC有点薄点火后会变软，昨天堵头和发动机都喷出了，发动机用的0.5CM的螺母用纸涂“粘的牢”做的，塞入PVC后用502粘牢，堵头用的沙子和...

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