学生滑轮组单滑轮双滑轮串滑轮中学物理实验室力学实验器材教学 支杆定滑轮和桌边夹
$6.30
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学生滑轮组单滑轮双滑轮串滑轮中学物理实验室力学实验器材教学 支杆定滑轮和桌边夹
| 颜色(Color) | Black |
| 材质(Material) | Metal |
| 尺寸(Size) | 13cm |
| (Size(US)) | 5.12inch |
| 年龄层(Age Level) | 12-16 Years |
| 制造国家/地区(Country/Region of Manufacture) | China |