Unverified80% confidenceTradeoffTime unknown
钓鱼竿磁力过强（吸力＞200g）虽然容易吸住但会降低游戏难度，3-5岁训练手眼协调应选磁力适中（吸附需对准1cm内）的产品；磁力过弱（吸不稳）则易让低龄儿童受挫
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80%
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Long-term
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