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皮带传动模拟实验

适用年级 1-6 年级

key word:Digital inquiry experiment system

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原理 

皮带传动是一种依靠摩擦力来传递运动和动力的机械传动。

 

目的

了解皮带传动方式及特点,知道皮带传动在生活中的应用。

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