[KongchangAI]
Unverified85% confidenceTradeoffTime unknown

检测笔精度越高、功能越多价格越贵,但对家庭判断'净水器滤芯是否该换'这一最常见需求,误差±3%的入门TDS笔已完全够用,无需为高精度买单

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85%
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Long-term
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