[KongchangAI]
Unverified78% confidenceTradeoffTime unknown

伸缩/折叠款挂臂在展开状态下的承重普遍低于固定款30%-50%,因铰链和滑轨是应力薄弱点;需要长期挂重物且不常收纳时应优先选一体成型固定臂

1
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78%
Confidence
Long-term
Relevance
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