牛顿迭代法的精度较高，但计算量大也最复杂，且不能直接得到最接近参考圆的圆心位置坐标；
The precision of Newton iterative method is the better, but its calculating quantity is large and complex, moreover it can't get coordinate of center of the best fitting reference circle.
截面最小二乘圆心在绝对坐标系内的位置是影响圆柱度形状误差大小的重要因素。
The position of the least square center for a cross section in the absolute coordinate system is an important factor that affects cylindrical form errors.
经图像标定、中值滤波、快速图像匹配等处理算法，获得偏心加注口的圆心坐标位置信息。
By image calibration, median filtering and fast pattern matching processing algorithms, the system acquires the position information of the coordinates of the center of the circle of eccentric sprue.
这些弯曲的星迹有一个明显的圆心，这就是南天极，它位于画面左上方边缘外一点点的位置上。
At the apparent center of the curving trails, the South Celestial Pole lies just off the upper left edge.
该圆周的圆心即定位的中心孔位置。
The center of circle is the position of the centre hole for positioning.
划圆是通过直径片的端点沿圆周轨迹转动，其圆心的位置是固定的原理而实现的。
The end of diameter plate moves along the circumference trace and its circle center is fixed.
可测量的位置参数有切削齿复合片的圆心坐标及负前角、侧偏角等。
Measurable parameters include the coordinates of the circle center of the cutter teeth compact and the compact's back rake Angle and side sway Angle.
可测量的位置参数有切削齿复合片的圆心坐标及负前角、侧偏角等。
Measurable parameters include the coordinates of the circle center of the cutter teeth compact and the compact's back rake Angle and side sway Angle.
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