Unverified78% confidenceTradeoffTime unknown
线材越细(0.12-0.15mm)越易进紧牙缝但对宽牙缝清洁效率低;宽牙缝或牙缝食物嵌塞频繁者应选膨胀型/扁平宽线,比追求细线更实用
1
Sources
78%
Confidence
Long-term
Relevance
-
First Seen
Sources
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Unverified线材越细(如0.05mm级细线)越易进入紧密牙缝但清洁效率低需多次拉动,粗线/含蜡宽扁线清洁面积大但牙缝紧时插不进,牙缝正常者选含蜡扁线兼顾顺滑与效率92% similarUnverified线径细(约0.15mm以下)的牙线棒更易滑入紧密牙缝,但清洁牙面接触面小;线径粗或膨胀型(遇水膨胀)清洁效率高但牙缝紧者会卡住难拉出91% similarUnverified线材越细清洁紧牙缝越顺畅,但过细线材(<0.08mm)耐磨性差、单支使用中易起毛断裂;日常牙缝正常者选0.1-0.15mm的中等粗细兼顾强度与通过性88% similarUnverified牙缝较宽或有牙周病导致牙缝增大的用户不适合,细线在宽缝中清洁效率不如扁线或膨胀线牙线88% similarUnverified牙缝较宽或有牙龈退缩者应选膨胀型/海绵型牙线(如含蜡纤维束型),入缝后横向膨胀清洁面更大,普通细线清洁效率低87% similar
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