24040电磁阻尼演示器初中高中物理教学实验仪器楞次定律摆器材电
$11.67
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24040电磁阻尼演示器初中高中物理教学实验仪器楞次定律摆器材电
| 颜色(Color) | Black |
| 材质(Material) | Metal |
| 尺寸(Size) | 15.5cmx10cmx22cm |
| 类别(Type) | Damping Demonstrator |