利用自制装置演示了声源作圆周运动的多普勒效应，并应用图谱分析软件得到频率分布图。
Doppler effect can be demonstrated by manufactured device when the sound source is in circular motion. The frequency spectrum is gained with chart spectrum analysis software.
发现带电粒子以电荷群的作用力为向心力做圆周运动时，有一常数乘以频率等于带电粒子的动能。
It finds that there is a constant multiplied by frequency which is equal to the kinetic energy, when a charged particle does circular motion for the centripetal force product by the charge group.
同轴度自动检测系统根据激光位移传感器扫描频率，在圆周面上选择72个采样点。
The 72 sampling points on the circumference of a spare part was set by the automatic detecting system of coaxial degree according to the scanning frequency of the laser sensor.
同轴度自动检测系统根据激光位移传感器扫描频率，在圆周面上选择72个采样点。
The 72 sampling points on the circumference of a spare part was set by the automatic detecting system of coaxial degree according to the scanning frequency of the laser sensor.
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