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由厂家生产的《蝶式直升飞机》模型材料,在武汉使用非常广泛,武汉市青少年宫组织的全市性比赛,统一使用这种材料。从比赛的实际状况看,有的飞行得很好,在空中滞留时间可达60秒,有的飞行状态很不理想。究其原因,所有飞行得好的,都是经过改进的模型;飞行状态不好的,都是按原样组装的模型。从这件事可以看出,在课外科技活动中,既使是使用厂家生产的套装材料,也要重视启发培养学生的创造精神,“照
Produced by the manufacturers of “butterfly helicopters” model materials, used in Wuhan is very wide, Wuhan City Youth Palace organized the city's competition, the uniform use of this material. From the actual situation of the game, some fly well, stay in the air for up to 60 seconds, and some flight conditions are not ideal. The reason for this is that all that fly well is an improved model; those that do not fly well are all assembled as-is. It can be seen from this incident, in extracurricular scientific and technological activities, even if the use of factory production of suits and materials, but also pay attention to inspire students to create the spirit of "according