A diameter passes through the center of a circle.
直径从圆心穿过。
The experiments conducted on the diameter of circle and coordinates of circle center reveal that this method is practical.
通过对圆的直径和中心坐标的测量实验，结果表明，该方法切实可行。
The end of diameter plate moves along the circumference trace and its circle center is fixed.
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。
应用推荐