小学数学教具单摆实验器 J2209 铁底座物理实验器材教学仪器
$2.22
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小学数学教具单摆实验器 J2209 铁底座物理实验器材教学仪器
| 颜色(Color) | Silver |
| 尺寸(Size) | 11.5cmx9cmx44cm |
| 材质(Material) | Iron |
| 年龄层(Age Level) | 8-11 Years |
| 建议年龄范围(Recommended Age Range) | 8-11 Years |
| 制造国家/地区(Country/Region of Manufacture) | China |