阴极射线管 示直进管磁效应管机械效应管静电偏转管 物理实验器材 示直进管
$21.11
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阴极射线管 示直进管磁效应管机械效应管静电偏转管 物理实验器材 示直进管
| 颜色(Color) | Clear |
| 材质(Material) | Glass |
| 尺寸(Size) | 25.5cm |
| 制造国家/地区(Country/Region of Manufacture) | China |