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Member for
3 years 2 monthsAge: 10-11
Level: grade5
Language: Chinese
(zh)
ID: 904938
13/04/2021
Country code: TW
Country: Taiwan
Main content: 水溶液的酸鹼性 (1344036)
使用石蕊試紙、紫色高麗菜汁作為指示劑檢測水溶液的酸鹼性
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