珐琅质的

Fluoride can increase the hardness of the teeth; that calcium fluoride in the enamel of the higher proportion of teeth, the greater the hardness.

答：（1）氟可以增加牙齿的硬度，这在牙齿珐琅质的比例较高氟化钙，硬度越大。

Yet much as I admire his enamel, I do not want to see it the whole time.

但是，即使我很欣赏布莱尔先生的珐琅质，我也不希望整天见到他笑。

This wearing of enamel, caused by acid in our diet is called acid erosion.

珐琅质的磨损，由于酸造成，在我们的饮食中被称为酸侵蚀。

They are enameled, and the colors will never fade.

这是珐琅质做的，永远不会初色。

Fluorapatite is a crystal that contains fluoride, tooth enamel than in the general composition of hydroxyapatite crystals have a stronger corrosion resistance.

含氟是晶体，其中包含比一般的羟基磷灰石晶体组成的氟化物，牙齿珐琅质具有较强的耐腐蚀性。

Rinsing with Glister Concentrated Mouthwash has been shown to be more effective in removing plaque than just brushing alone.

A：牙垢膜是由牙齿表面细菌形成的黏膜，会制造酸性物质并侵蚀珐琅质丽齿健氟素牙膏能在牙石形成前清除牙垢膜；配合丽齿健浓缩漱口水使用，更证实比单刷牙更有效减少牙垢膜

Glister Toothpaste with SYLODENT provides optimum abrasiveness for effective stain removal and enamel-safe polishing.

含有SYLODENT亮洁粒子的健齿氟素牙膏能有效彻底去除牙垢而不损珐琅质。

Yes!Fluoride is anaturally occurring mineral that helps to safely strengthen tooth enamel and prevents cavities.Fluoride is one of the ingredients of Glister Multi-Action Fluoride Toothpaste.Brush at least twice aday with Glister Multi-Action Fluoride Toothpaste to help remove food residue and plaque.

A：可以！氟是一种自然存在的矿物质，能安全有效地巩固珐琅质，防止蛀牙丽齿健氟素牙膏亦含有氟这一种成份每天以丽齿健氟素牙膏刷牙最少两次，清除牙齿上的食物残渣！

Another 18-year-old university student, usually love He Kele, uncomfortable look at the teeth because of dental, also found that tooth enamel discoloration neck and decalcification, is about to become a dental etching owners.

还有一名18岁大学生，平常爱喝可乐，因牙齿不舒服去看牙医，也发现齿颈部珐琅质变色且脱钙，快要成为牙齿酸蚀一族。何坤炎说，牙齿被酸性食物侵蚀的症状，患者往往在初期没感觉，可能偶尔局部酸痛，但珐琅质会渐渐失去光泽和纹理，最后演变到牙本质和牙髓神经暴露。

Shi Jing-Ru:嗜eating acidic food or carbonated drinks Aihe people to be careful teeth may have been etching, resulting in the loss of enamel, may be seriously exposed to nerve pulp, a dental root canal treatment, and even pulled out teeth.

嗜吃酸性食物或爱喝碳酸饮料的人，要小心牙齿可能遭到酸蚀，造成珐琅质流失，严重时可能牙髓神经露出来，得接受牙医根管治疗，甚至拔掉牙齿。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。