Unverified75% confidenceTradeoffTime unknown
泡棉护角（NBR/EVA）质地更柔软缓冲更好、初期防撞体验优，但不耐水不耐脏、寿命短易压塌；硅胶护角偏硬缓冲略逊但耐用易清洁，可根据碰撞频率取舍
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75%
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