[KongchangAI]
Unverified85% confidenceSolutionTime unknown

登山杖长度调节参考:平地站立握把时肘部呈90度;上坡缩短5-10cm,下坡加长5-10cm。双杖比单杖能减少膝关节约25%冲击负荷,负重徒步强烈建议用双杖

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