EX354 滑輪省力實驗套 (3MC1) $99.00 SKU: EX354 Category: 小三 Description Description 演示滑輪可省力，改變施力方向，體驗大小輪之省力分別及生活上應用 Related products EX311 魚性別觀察器 (3LB1 / 6MB5) $333.00 EX231B 塑料量杯200ml (2MA6) $7.00 EX303 人體關節附肌肉模型 (3LB4) $240.00 EX307 手臂骨骼肌肉運動實驗 (氣球) (3LB4) $9.00 Post navigation Previous: EX353 斜台省力實驗套 (3MC1)Next: EX355 滑輪組台連砝碼套 (3MC1)
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