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手摇交直流发电机 科教教学仪器 物理老师演示 教具
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| I want to buy: | × | 21.95 | = | 0 |
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Packaging information
CTN Size: 42 × 33 × 45 cm
G.W./CTN:9 kg
QTY/CTN:4 piece/carton
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