Superseded90% confidenceDecision RuleTime unknown
户外徒步登山包容量按行程选择：日归/轻装用25-35L，2-3天露营用45-55L，5天以上重装用65-75L，背负系统需带铝合金/HDPE背板支撑
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-
First Seen
This knowledge claim has been superseded by newer content
日间徒步(单日往返)选20-35L，2-3天轻装选40-55L，5天以上重装或雪山攀登选60-75L以上；负重超过背包容积×0.4kg时应升级背负系统等级Sources
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