结论纳米银-托玛琳复合材料对于控制牙龈的炎症有显著疗效。

Conclusion Nano silver tourmaline composite is effective in the control of gum's inflammation.

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她如银铃般地笑着说：“我是琳达。”

She laughed like a bell and said, "i am linda. ""

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结果使用纳米银-托玛琳复合材料的受试者牙龈指数显著降低（P <0 .0 1 ） ，但对牙周袋的改善无效果。

Results Two weeks after treatment, gingival index(GI) of nano silver tourmaline composite group was decreased significantly( P <0.01), but the periodontal pocket depth didn't have any change.

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