Unverified90% confidenceDecision RuleTime unknown
刷毛硬度选择软毛（毛直径≤0.15mm），宠物牙龈比人类更薄更脆弱，中硬毛易导致牙龈出血和珐琅质磨损
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90%
Confidence
Long-term
Relevance
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Unverified刷毛硬度选择应看牙龈状态：健康牙龈选中软毛（0.15-0.18mm丝径），已有牙龈萎缩或出血的宠物必须选超软毛（≤0.12mm丝径），硬毛会加速牙龈退缩92% similarUnverified梳齿长度应略长于毛发厚度：底层绒毛丰厚的双层被毛犬需选齿长≥25mm的长齿排梳，才能梳透至皮肤根部81% similarUnverified口腔有溃疡、牙龈炎症或近期洁牙术后的宠物不应使用任何硬毛或凸点较硬的牙刷，会加重出血和疼痛，应改用超软毛或纱布指套过渡81% similarUnverified针齿越细密去浮毛越干净，但对打结厚毛越难穿透且更易拽疼宠物；毛量大或长毛宠物应牺牲部分去毛细腻度选宽间距，先用宽梳开结再用密梳收尾81% similarUnverified针齿密度越高梳理越精细但越容易扯毛打结拉痛宠物；密齿适合无结顺毛，中疏齿（间距≥1.5mm）适合有打结的长毛，先用疏齿开结再用密齿顺毛80% similar
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