A general error compensation model of position accuracy for computer numerical control (CNC) manufacturing center is set-up by using homogeneous matrix.
本文以三轴数控加工中心为例，利用齐次矩阵建立了完备的数控加工中心的位置误差补偿模型。
Radiotherapy quality can be improved by rapid assessment of the position and timely correction of set-up error.
因此在治疗中快速准确地做出摆位评估，及时纠正摆位误差，是保证放射治疗质量的关键。
If you attempt to set any of the visibility states of the new tool window - such as height, width, or position - before the tool window is visible, you get an error.
如果在新工具窗口可见之前尝试设置该工具窗口的任何可见状态(如高度、宽度或位置)，则会发生错误。
If you attempt to set any of the visibility states of the new tool window - such as height, width, or position - before the tool window is visible, you get an error.
如果在新工具窗口可见之前尝试设置该工具窗口的任何可见状态(如高度、宽度或位置)，则会发生错误。
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