EX432 光於平滑粗糙面 之反射 (4MB5) $252.00 SKU: EX432 Category: 小四 Description Description 利用小球擲向光滑板， 每次反彈過都跟入射角相同， 再擲小球於凹凸板則每次 反彈角度都不同兩款板及小球 Related products EXS002-聲控風扇 (4MB3) $25.00 EX425 煤石油標本 (4MB1) $792.00 EX428 記憶合金(4MA4) $207.00 EX421 鹽水動力平衡機械人 (4MB1) $27.00 Post navigation Previous: EX431 彩虹反射片 （日本）(4MB5)Next: EX433 光之反射趣味圖案 (4MB6) Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website Save my name, email, and website in this browser for the next time I comment.
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