The energy supply and signal transmission requires the use of slip-rings or contactless forms of transmission, such as rotary transformers or telemetry systems.
能源供应和信号传输需要滑环或接触传播的形式，如旋转变压器或遥测系统的使用。
2
The probe of the eccentricity sensor is designed. The problems such as power supply needed by oscillating circuit and signal transmission from rotary part to stationary part are solved.