The processing method of heterodyne signals combines integer measurement with fraction period measurement, so it has wide dynamic range and high resolution.
计大数和测小数周期相结合的外差信号处理方法，实现了大的动态测量范围和很高的测量分辩率。
2
The results show that no size segregation of particle medium with wide size fraction occurs in vibration bed. It is favourable for the forming of the ideal fluid…
结果表明，宽粒级介质在振动床中不产生粒度离析，有利于振动流化床形成理想流化状态。
3
The results show that no size segregation of particle medium with wide size fraction occurs in vibration bed. It is favourable for the forming of the ideal fluidization state in the vibration fluid...