胡克定律演示器虎克定律实验器探究弹力与弹簧拉伸长度关系 胡克定律（含金属钩码）
$8.33
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胡克定律演示器虎克定律实验器探究弹力与弹簧拉伸长度关系 胡克定律（含金属钩码）
| 颜色(Color) | with Weights |
| 材质(Material) | metal pp |
| 尺寸(Size) | 21x13.5x60cm |
| (Size(US)) | 8.27x5.31x23.62inch |
| 制造国家/地区(Country/Region of Manufacture) | China |
| 类别(Type) | Hooke's Law educational apparatus |
| 单位数量(Unit Quantity) | 1 set |
| 单个类型(Unit Type) | Unit |