一种玩具塑料球,扔到地上会闪光,叫什么一种玩具塑料球,直径6-7厘米,柔软透明塑料外层,内部充满无色液体,有一沉一浮两个近球形物体.扔到地上在反弹的同时会闪光.1.叫什么2,原理(压电?)3,
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![一种玩具塑料球,扔到地上会闪光,叫什么一种玩具塑料球,直径6-7厘米,柔软透明塑料外层,内部充满无色液体,有一沉一浮两个近球形物体.扔到地上在反弹的同时会闪光.1.叫什么2,原理(压电?)3,](/uploads/image/z/13532664-48-4.jpg?t=%E4%B8%80%E7%A7%8D%E7%8E%A9%E5%85%B7%E5%A1%91%E6%96%99%E7%90%83%2C%E6%89%94%E5%88%B0%E5%9C%B0%E4%B8%8A%E4%BC%9A%E9%97%AA%E5%85%89%2C%E5%8F%AB%E4%BB%80%E4%B9%88%E4%B8%80%E7%A7%8D%E7%8E%A9%E5%85%B7%E5%A1%91%E6%96%99%E7%90%83%2C%E7%9B%B4%E5%BE%846-7%E5%8E%98%E7%B1%B3%2C%E6%9F%94%E8%BD%AF%E9%80%8F%E6%98%8E%E5%A1%91%E6%96%99%E5%A4%96%E5%B1%82%2C%E5%86%85%E9%83%A8%E5%85%85%E6%BB%A1%E6%97%A0%E8%89%B2%E6%B6%B2%E4%BD%93%2C%E6%9C%89%E4%B8%80%E6%B2%89%E4%B8%80%E6%B5%AE%E4%B8%A4%E4%B8%AA%E8%BF%91%E7%90%83%E5%BD%A2%E7%89%A9%E4%BD%93.%E6%89%94%E5%88%B0%E5%9C%B0%E4%B8%8A%E5%9C%A8%E5%8F%8D%E5%BC%B9%E7%9A%84%E5%90%8C%E6%97%B6%E4%BC%9A%E9%97%AA%E5%85%89.1.%E5%8F%AB%E4%BB%80%E4%B9%882%2C%E5%8E%9F%E7%90%86%28%E5%8E%8B%E7%94%B5%3F%293%2C)
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