Unverified78% confidenceTradeoffTime unknown
承重能力与转向灵活性存在矛盾：软胶底面滚动阻力大转向费力但保护性强；硬塑料/尼龙滚轮转向顺滑但对地面保护弱，办公椅频繁移动优先顺滑，静止家具优先软胶
1
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78%
Confidence
Long-term
Relevance
-
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