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《热气球》是浙教版小学五年制常识第七册中的内容。教学成功的关键在于做好热气球升空的实验,而核心又在于选材并制作一个体积大、重量轻的热气球。 教材上介绍的方法是,用质地轻而有韧性的纸粘成一
“Hot Air Balloon” is the content of the fifth edition of the Zhejiang Provincial Education Primary School seventh year common sense. The key to teaching success is to do the experiment of hot air balloon lift, and the core is to select the material and make a bulky, light weight hot air balloon. The teaching method is to use the texture of light and tough paper sticks into one