... [测量仪器的]最大允许误差maximum permissible errors [of a measuring [测量仪器的]基值误差datum error [测量仪器的]零值误差zero error ...
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initial datum error 起始数据误差
measuring datum error 测量基准误差
datum drift error 基准位移误差
datum displacement error 基准位移误差
error of datum 基准位置误差
datum point positioning error 基准点定位误差
error of datum displacement 基准位移误差
This paper deals with the following problems, 1 the necessity of taking the influence of initial datum error into account when estimating the accuracy of a control network.
本文讨论了两个问题：1控制网的精度评定中，顾及起始数据误差影响的必要性。
Surface should be used as a fine datum to be processed first, because the precision of the positioning of the surface is more accurate, the smaller the clamping error is.
用作精基准的表面应先加工出来，因为定位其准的表面越精确，装夹误差就越小。
The micro Angle error between optical coordinate and mechanical datum coordinate of robot vision instrument due to mechanical assembly can be corrected by high accuracy calibration.
机器人视觉仪器由于机械安装引起的光学坐标系与机械基准坐标系之间的微小的角度误差可以通过高精度标定修正。
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