觀看人次：
0
機器人：鹽巴是家中常用的調味料之一，鹽巴雖然很普通，但卻有很多的功用。甚至還可以做為防腐劑來使用。你知道是什麼原因能讓鹽巴成為食物天然的防腐劑嗎？ A、讓食物與空氣隔絕 B、可以減少食物水份 C、可以讓食物降溫 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: 24 min
發音: 華語
發行: 2013-01
導演: 導演:瑪拉歐斯
片長: 1 min
發行: 2018-01
導演: 安偉民
片長: 22 min
發行: 2015-06
導演: 翰星傳播製作
發音: 華語,
發行: 2023-11
導演: 製作：百禾文化資訊有限公司
發音: 英語
發行: 2019-04
導演: 史提夫斯潘格勒 主持
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