齿

• Finger jointing machines without gluing operation . precision
  梳齿榫开榫机.精度
• Verification regulation of tangential gear thickness gauge
  正切齿厚规检定规程
• Machining of involute profile of die on wedm
  模具渐开线齿形的电火花线切割加工
• Tool inspection methods part 6 : shaper cutters
  刀具产品检测方法.第6部分:插齿刀
• Design of spiral bevel gears with high contact ratio
  弧齿锥齿轮的高重合度设计
• U ncle , is this where paka lost his reiputa
  叔叔，帕卡就是在这里丢下鲸齿的？
• A film of mucus and bacteria on a tooth surface
  齿菌斑牙齿表面一层粘液和细菌的膜