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機器人：電池有那麼多種類，我們常用的電池常被說是乾電池。為什麼要叫做乾電池呢？你知道乾電池是哪一種電池嗎？ A、鎘電池 B、碳鋅電池 C、鋰電池 答案是B，你答對了嗎？我們來看影片的解說。
#科學 #能源 #氣候 #科技 #自然
分級:
片長:
發音:
發行:
導演:
分級: 普遍級
片長: 1 min
發音: 華語
發行: 2018-01
導演: 安偉民
片長: 22 min
發行: 2021-01
導演: 製作：STEVE ROTFELD PRODUCTIONS導演：STEVE BRONSTEIN
片長: 24 min
發行: 2013-01
導演: 導演:瑪拉歐斯
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