Unverified80% confidenceDecision RuleTime unknown
牵引绳收纳应选可拆卸+伸缩回卷设计，不用时能收进背包侧袋或做成普通背包，避免固定长绳在收纳时拖地弄脏、缠绕；伸缩式还能单手调节松紧
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80%
Confidence
Long-term
Relevance
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