安培力演示器指针式安培力演示器可改变磁场方向教学仪器实验器材 安培力指针式
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安培力演示器指针式安培力演示器可改变磁场方向教学仪器实验器材 安培力指针式
| 颜色(Color) | Multi |
| 材质(Material) | metal |
| 尺寸(Size) | 19cmx13cmx31cm |
| (Size(US)) | 7.48inchx5.12inch |
| 制造国家/地区(Country/Region of Manufacture) | China |
| 建议年龄范围(Recommended Age Range) | Ampere force demonstrator |