通电螺线管实验器通电电流磁场分布左右手定则实验器材教学仪器
$2.15
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通电螺线管实验器通电电流磁场分布左右手定则实验器材教学仪器
| 颜色(Color) | Clear |
| 材质(Material) | ABS, Metal |
| 尺寸(Size) | 18cmx14cmx6.5cm |
| 制造国家/地区(Country/Region of Manufacture) | China |
| 电压(Voltage) | 4-6V |