珐琅质的

In addition, there is little antibacterial activity, can be formed on the tooth enamel layer of sterile cell membrane components, help prevent tooth decay.

此外，还有少许的抗菌作用，可在牙齿的珐琅质上形成一层无菌细胞成分的薄膜，有助于防范蛀牙的发生。

Within 30 months, small recognizable tooth crowns, containing complete bone-like dentin, a well-defined pulp chamber and even enamel, had formed

三十个月内就形成小小但已可辨识的齿冠，有完整的像骨头的齿骨质层，一个非常明显、确定的牙髓槽，甚至珐琅质。

Within30 months, small recognizable tooth crowns, containing complete bone-like dentin , a well-defined pulp chamber and even enamel, had formed.

三十个月内就形成小小但已可辨识的齿冠，有完整的像骨头的齿骨质层，一个非常明显、定的牙髓槽，甚至珐琅质。

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％。