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 EX317 昆蟲觀察樽 (3LB2) $41.00 EX310 人造皮膚 (3LB4 / 6LB3) $225.00 EX313 青蛙生命週期 (3LC1) $108.00 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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