Spherometer
01
球径仪, 用于测定曲面圆度的测量工具
a measuring tool used to determine the roundness of a curved surface
例子
The spherometer is an important instrument for testing the geometry and sphericalness of balls, bearings and other spherical components.
球径仪是测试球体、轴承和其他球形部件的几何形状和球度的重要工具。
