乳牙

In addition, root resorption of deciduous teeth is not continuous, but discontinuous, intermittent stage in the absorption, the absorption of root surface can be deposited new cementum, may also be near the new bone.

另外，乳牙的牙根吸收不是持续不断的，而是间断的，在吸收间歇阶段，被吸收牙根的表面又可以沉积新的牙骨质，附近也可产生新的牙槽骨。

If this repair over-active, resulting in too many people can make the alveolar bone and cementum of the joint between the solid, deciduous teeth can no longer continue to absorb.

如果这种修复作用过分活跃，产生过多的牙槽骨人就可能使牙槽骨和牙骨质之间发生固着联合，乳牙牙根就不能再继续吸收。

It was shown that Fgf8 express in epithelia of milk tooth and limit in enamel knot, but it doesn't express in permanent tooth.

在9 周的人类第一磨牙牙胚的原位杂交显示Fgf8只在乳牙上皮表达，而且局限在釉结节，在恒牙上皮中并没有表达。

It was shown that Fgf8 express in epithelia of milk tooth and limit in enamel knot, but it doesnt express in permanent tooth.

在9周的人类第一磨牙牙胚的原位杂交显示Fgf8只在乳牙上皮表达，而且局限在釉结节，在恒牙上皮中并没有表达。

The expression of Fgf8 in the bud of permanent tooth is the same with it in mouse, but in milk tooth its different from mouse.

Fgf8在恒牙牙蕾与小白鼠牙蕾表达情况一致，但是在乳牙帽状期的表达情况与小白鼠不同。

The expression of Fgf8 in the bud of permanent tooth is the same with it in mouse, but in milk tooth it's different from mouse.

Fgf8在恒牙牙蕾与小白鼠牙蕾表达情况一致，但是在乳牙帽状期的表达情况与小白鼠不同。

Three years of tram tracks, elastic bands and the removal of eight teeth later, and I am a shining example of the orthodontist's art; but every time one of my children loses a milk tooth, I know it could cost far more than ￡1 for the tooth fairy.

三年的有轨电车、橡皮筋和后来拔掉的八颗牙，把我变成了牙齿矫正艺术的闪亮例证；但是每次我有个孩子掉了乳牙，我就知道那可不是让牙仙女给1英镑就够的了。

Free radical contents of the tooth enamel in 25 children permanent tooth and 35 milktooth samples were measured by electron spin resonance technique, and the relationshipbetween free radical content of the tooth enamel and radiation dose was also investigated.

本文用电子自旋共振技术，对25个儿童恒牙和35个乳牙釉质样品中的自由基含量进行了测定，研究了牙釉质中自由基含量与辐射剂量的关系。

Methods Demirjian′s method was used to assess the dental maturity score and dental age of 445 Chengdu children.

恒牙的形成不会受乳牙早失的影响，因此利用恒牙研究牙龄更为准确和实用。

Mother told me that she keep such under the deciduous tooth because it was small and when you open the lid when viewing them would think of my childhood when the lively, happy look.

妈妈告诉wo，她收藏这些乳牙是因为这下乳牙小小旳，当打开盒盖观看它们的时候会想起我童年时活泼、快乐的样子。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。