[KongchangAI]
Unverified88% confidenceDecision RuleTime unknown

背负系统承重超过15kg时应选择带铝合金或碳纤维支撑条的背板结构,纯泡沫背板长时间承重会塌陷导致重量直接压在腰椎

1
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88%
Confidence
Long-term
Relevance
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