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搭建桥梁

适用年级 1-6 年级

key word:Digital inquiry experiment system

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原理 

按照桥梁结构,使用不同形状不同颜色的雪花片及不同长度不同颜色的连接杆搭建桥梁。

 

目的 

了解普通桥梁的基本结构。

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