But if the decay continues and breaks through the surface of the enamel, the damage is permanent.
但是如果龋坏继续进行穿过表面的牙釉质，将会形成永久性损害。
We all know that too much sugar can cause not only obesity and diabetes but also tooth decay - this destroys the hard surface of your teeth and exposes more sensitive parts.
众所周知，糖摄取量过高会造成肥胖、糖尿病和牙齿问题——牙齿表面不再坚固，牵动牙齿内部神经。
Wood decay fungi, such as Trichoderma sp., after they attach themselves to the surface, secrete a whole family of cellulolytic enzymes.
木材腐朽真菌，如木霉，在它们附着在表面后，可分泌全部种类的纤维素酶。
While the samples prepared by solution combustion have little surface area decay, behaving greatly high thermal stability, although they have the least surface area before calcining.
而溶液燃烧法样品虽然在高温焙烧前比表面积最小，在高温焙烧后比表面积几乎没有发生衰减，表现了优异的热稳定性。
Eventually, under the influence of orbital decay, it began to strew its remains across the Earth's surface.
最后，根据轨道衰减的影响，它开始播在地球表面的遗体。
Model verifications are given through comparisons between the calculated and the measured bed mud mass transport velocities as well as the rate of decay of surface wave heights.
模型验证是通过计算水波波高衰减率和底床软泥体输移速度，并与有关的实验测量数据进行比较。
The effects of surface thermal oxidation on the minority carrier lifetime of Czochralski (CZ) silicon wafers are investigated by photoconductive decay (PCD) method.
用高频光电导衰减法（PCD）研究了热氧化钝化对直拉硅少子寿命的影响。
Short-circuit decay of surface charge was performed on corona-charged sample by employing the mentioned patterns of electrode.
发现当采用压接电极时，表面电荷消散速度较慢；
Short-circuit decay of surface charge was performed on corona-charged sample by employing the mentioned patterns of electrode.
发现当采用压接电极时，表面电荷消散速度较慢；
应用推荐