【天极网家电频道】人在饮食之后，食物残屑容易塞在牙齿缝、牙龈沟。食物残屑除了让人不舒服和本身带有细菌外，还会给牙菌斑提供营养物质。如不及时清除，牙菌斑很容易钙化，变成“牙石”积聚在牙根部，压迫和刺激...
[celestial pole net appliance channel] people after eating, food debris Jonise in teeth slit, gingival sulcus. In addition to food scraps and uncomfortable with the bacteria, but also to provide nutrients plaque. If not removed, it is easy to become "calcified plaque, calculus" accumulated in the root, the stimulation and oppression...
