磁极相吸或相斥

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Age: 7-8
Level: Grade1
Language: Chinese (zh)
ID: 292466
01/07/2020
Country code: MY
Country: Malaysia
School subject: science (1061656)
Main content: 磁极 (1126615)

Magnet 磁极相吸或相斥

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磁极相吸或相斥

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