这个飞机可以留空40~60秒,放到“飞北”赛上,按往年的成绩,真的要碾压“正规军”,看来制定一个好规则,保护“正规军”还是很有必要的,要是被土匪打得落花流水,岂不是笑话?
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3.2.2. Characteristics of Model Aircraft with Extensible Motors F1B
Surface Area (St) ......................................................... 17 - 19 dm2
Minimum weight of model less motor(s) ........................ 200 g
Maximum weight of motor(s) lubricated ......................... 30 g
F1B models may use radio control only for irreversible actions to control dethermalisation of the model. Any malfunction or unintended operation of these functions is entirely at the risk of the competitor.