摇动著

There is no doubt that bacteria are the main etiologic agents for periodontal disease. With the progression of periodontal destruction, the following syptoms may occur: moderate to severe gingival inflammation, increased tooth mobility, pathological migration, vertical occlusal dimension loss, improper crown to root ratio, furcation involvement, absence of keratinized gingiva, unaesthetic appearance, as well as difficulties in chewing causing by unstable occlusion.

中文摘要细菌是牙周疾病的主要致病因素已是不争的事实，但随著牙周疾病破坏的进程，临床上表现出来的徵兆除了中度至重度不等的牙龈发炎现象之外，更可发现牙齿摇动度渐增、牙齿位移、咬合高度丧失、不良的牙冠根比、根叉病变、角化牙龈宽度不足、美观不佳、更甚者缺乏稳定的咬合导致咀嚼困难等。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。