Unverified85% confidenceDecision RuleTime unknown
拉力较大的犬只(如大型犬牵绳外出)应选金属插扣或D型金属环,塑料快拆扣长期承受30kg以上瞬间拉力易断裂,牵绳挂环处应为焊接封闭金属环而非开口环
1
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85%
Confidence
Long-term
Relevance
-
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Unverified扣环优选金属插扣或不锈钢D环,塑料快拆扣在大型犬爆发力拉扯下(>20kg)易断裂脱开93% similarUnverified快拆塑料扣件便捷但强度低于金属插扣,大型犬急拉时塑料扣可能崩开;30kg以上犬只建议选金属承力扣或套头式(无胸口扣)结构91% similarUnverified快拆扣件(侧开式)方便穿脱,但塑料卡扣承重能力弱于金属扣,大型犬(≥25kg)应确认卡扣或D环为金属材质,避免爆冲时崩断89% similarUnverified拉力测试:小型犬选背带时看接缝走线,胸前扣具应为金属D环+塑料快扣双固定;纯塑料卡扣在中大型犬(>15kg)暴冲时易崩开,大型犬务必选金属承重扣或钢丝加固接口89% similarUnverified锁扣式(登山扣/D扣)连接强度远高于塑料插扣,20kg以上犬种应选金属锁扣,塑料插扣长期使用易老化脆裂在暴冲时崩开87% similar
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