度盘

• A circular dial serves as the display
  圆度盘则作为显示器。
• Optics and optical instruments - ophthalmology - graduated dial scale
  光学和光学仪器.眼科学.分度盘刻度
• Circle setting mechanism mechanism
  度盘安置机构
• Eccentricity of graduated circle
  度盘偏心率
• Automatic vertical index
  竖直度盘指标补偿器
• Geometric centre of the dial
  度盘几何中心
• Blue saturation scaler
  蓝色饱和度度盘
• Eccentricity of circle
  度盘偏心距
• Circle orienting knob
  度盘定向钮
• Turn counting dial
  转动计数度盘