十、讲课内容及时数安排 第三节牙体预备的原则(40min) 保护牙体结构( Preservation of Tooth structure)(8min) 固位和抗旋转( Retention and Resistence)(12min) 结构耐用性( Structure Durability)(5min) 四.边缘完整性( Marginal Integrity)(9min) 五.保护牙周组织( Preservation of periodontium)(6min) 第四节嵌体和部分冠(40min) 嵌体( inlay)(l8min) 1.分类(3min) 2.临床应用评价(2min) 3.适应症(5min 4.洞型预备( tooth preparation)的步骤和要求(8min) 部分冠 partial crown)(22min) 1.适应症(5min) 2.牙体预备要求:前牙和后牙(17min)十、讲课内容及时数安排 第三节 牙体预备的原则(40min) 一．保护牙体结构（Preservation of Tooth Structure）(8min) 二．固位和抗旋转（Retention and Resistence）(12min) 三．结构耐用性（Structure Durability）(5min) 四．边缘完整性（Marginal Integrity）(9min) 五．保护牙周组织（Preservation of Periodontium）(6min) 第四节 嵌体和部分冠(40min) 一． 嵌体（inlay）(18min) 1．分类(3min) 2．临床应用评价(2min) 3．适应症(5min) 4．洞型预备（tooth preparation）的步骤和要求(8min) 二． 部分冠(partial crown) (22min) 1．适应症(5min) 2．牙体预备要求：前牙和后牙(17min) 3