[KongchangAI]
Unverified83% confidenceDecision RuleTime unknown

二手人体工学椅的核心易损件是坐垫海绵回弹和网背弹性,坐垫按压后回弹超过3秒或塌陷不回弹说明海绵已老化,即使外观完好也失去支撑价值

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83%
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Long-term
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