Unverified80% confidenceDecision RuleTime unknown
牵引绳材质优先选钢丝内芯的编织尼龙带（宽度≥1.5cm），避免纯松紧绳。钢丝芯防止孩子挣脱或被拉断，宽带受力分散不勒伤手腕
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80%
Confidence
Long-term
Relevance
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Unverified钢丝内芯的伸缩绳承重应≥25kg且拉伸后能自动回弹缓冲，避免使用纯松紧带材质——纯松紧带在孩子突然冲刺时缓冲不足易勒伤手腕91% similarUnverified带防走失牵引绳的防摔包，牵引绳应可拆卸且连接处为宽织带非细绳，细绳款在孩子奔跑时可能勒伤手腕或缠绕颈部87% similarUnverified儿童跳绳的手柄内需有轴承结构（滚珠或钢珠轴承），无轴承的实心手柄绳子易缠绕打结，钢丝包胶绳比棉绳/PVC绳更耐磨且不易随风飘86% similarUnverified绳线柔软度：优选粗棉绳或硅胶软绳且绳头有硬化处理，避免尼龙细绳（易缠绕手指/颈部）和金属丝绳（划伤风险），绳长不超过22cm以防缠绕颈部85% similarUnverified钢丝内芯绑带比普通绳带/塑料扎带更耐拉扯，适合托运行李场景，不易在搬运中被扯断丢失84% similar
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