固体缩力演示器 J2259 初中物理实验器材 学具 力学 教学仪器
$6.25
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固体缩力演示器 J2259 初中物理实验器材 学具 力学 教学仪器
| 颜色(Color) | Black |
| 尺寸(Size) | Length 33cm |
| 材质(Material) | Metal |
| 类别(Type) | Solid Shrinkage Physics Experiment |
| 型号(Model) | Solid Shrinkage Force Demonstrator |