教学仪器波动演示器厂家直销塑料敞开式手摇波动演示纵横波演示器
$14.43
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教学仪器波动演示器厂家直销塑料敞开式手摇波动演示纵横波演示器
| 颜色(Color) | Multicolor |
| 尺寸(Size) | 40.5x10x30cm |
| 材质(Material) | PP |
| 制造国家/地区(Country/Region of Manufacture) | China |