[KongchangAI]
Unverified80% confidenceSolutionTime unknown

选购伸缩绳的标准路径:先按犬只体重选承重规格(留30%冗余)→ 按遛狗场景选长度(城市3-5m/郊外5-8m)→ 按拉力选材质(小型犬尼龙带/大型犬钢丝)→ 确认两段式硬锁定制动 → 选宽握把人体工学手柄

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