The power-frequency processes in power grid can be recorded by a lot of measuring devices installed in modern power system dispatching center.
现代电力系统调度中心装设的大量量测装置可以记录系统中发生的功率—频率动态过程。
Based on the magnetic grid torque transducer and a new computer aided method to measure phase difference, a new measuring system for dynamic torque is developed.
采用磁栅转矩传感器和一种新的微机辅助相位差检测方法，研制了一套新型动态转矩测量系统。
It is proved that this system can also be used to monitor the property of the cathode in the assembled tube by measuring a grid controlled travelling-wave tube.
通过对一种栅控行波管的测量，证明本系统可用来监测整管中阴极的活性。
It is proved that this system can also be used to monitor the property of the cathode in the assembled tube by measuring a grid controlled travelling-wave tube.
通过对一种栅控行波管的测量，证明本系统可用来监测整管中阴极的活性。
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