23008静电感应起电机静电演示教具莱顿瓶维氏起电机物理教学仪器 静电感应起电机
$10.56
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23008静电感应起电机静电演示教具莱顿瓶维氏起电机物理教学仪器 静电感应起电机
| 颜色(Color) | Silver |
| 尺寸(Size) | 30x18x33.5cm |
| 材质(Material) | Metal |
| 年龄层(Age Level) | 8-11 Years |