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针盘指示器

针盘指示器[1]，依据测量精度不同会被称为千分表、百分表，是一种用于金属加工测量的精密量具。若测量精度比百分表提高一个数量级，这种量具也称为千分表。

百分表主要用于机械设备的圆周运动的内径、外径的径向跳动的检测。广泛应用到关于机械设备的生产，维修领域。

早期的百分表是机械弹簧指针式的，随着科技的发展，也出现了电子传感液晶数字显示式的百分表。

参数

[编辑]

主要测量的参数有

  • 测量范围，单位为mm；
  • 分辨率，单位为mm；
  • 精度，单位为mm；
  • 测力，单位为N。

参考

[编辑]
  1. ^ dial indicator - 針盤指示器；千分表. terms.naer.edu.tw. [2018-07-30]. （原始内容存档于2018-07-30） （中文（台湾））. 
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针盘指示器
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