[KongchangAI]
Unverified85% confidenceSolutionTime unknown

选购登山杖应先确定合适长度:站立握杖时手肘弯曲约90度,平路使用长度约身高×0.68,上坡缩短5-10cm、下坡加长5-10cm,因此可调节范围应覆盖此区间

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