Unverified78% confidenceTradeoffTime unknown
牙线棒越细越易入紧密牙缝,但过细的线体强度低、遇到卡牙时容易断裂残留;乳牙期在'易入'和'耐用'间权衡,选带涂层的膨体线可兼顾——干燥时细、遇唾液略膨胀贴合牙面
1
Sources
78%
Confidence
Long-term
Relevance
-
First Seen
Sources
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Unverified膨胀型牙线(干燥时细、遇唾液膨胀变粗)适合牙缝较大者,能更充分填充清洁;牙缝紧者用膨胀线反而更难通过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牙线棒越细的清洁头对乳牙越友好,但过细的一次性牙线棒线体张力不足容易在磨牙区打滑清洁力弱,磨牙缝较紧的可搭配环形牙线器或水牙线91% similarUnverified牙缝较宽或有牙周问题者选膨胀型牙线(如扁平膨胀线/牙线绒),入水或摩擦后线体膨胀能更好刮除牙菌斑,普通细线清洁面积不足90% similarUnverified含蜡尼龙线材滑入牙缝顺畅,但对牙缝极紧密者线材可能偏粗难以进入,需考虑自身牙缝间距90% similar
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