浏览WWW World Wide Web简称W,也称万维网。 网页(Web页):浏览器中所看到的画面 Web站点:多个相关的Web页组合 Web服务器:放置Web站点的计算机

一、HTML句法结构 二、HTML文档结构和常用元素 三、HTML标准单位 四、HTML基本元素的使用 五、HTML的其他元素

The four circles Micro- diagrammatically organisms represent the factors involved

The most widely used technique to treat pulpal and periapical diseases To remove the infected substances To obturate canal in three dimension

武汉大学：《牙体牙髓病学》课程PPT教学课件（英文版）牙髓病与根尖周病的治疗 Endodontic treatment is to clean the root canal system thoroughly

Dentin hypersensitivity is a common condition of transient tooth pain caused by a variety of exogenous stimuli

873.60 Enamel fracture 873.61 Crown fracture without pulp involvement 873.62 Crown fracture with pulp involvement 873.63 Root fracture 873.64 Crown-root fracture 873.66 Tooth luxation (dislocation) 873.67 Intrusion or extrusion 873.68 Avulsion 873.69 Other injuries

➢Anomalies of Number ➢Anomalies of Size ➢Anomalies of Shape ➢Anomalies of Structure ➢Anomalies of Color

• Cariology • Non-cariogenic disease of dental hard tissue • Endodontics • Operative dentistry

Operative dentistry is the ART and SCIENCE of the diagnosis, treatment, prognosis of defects of teeth which do not require full coverage restorations for correction