... automatic frequency load shedding 自动频率负载减少 Automatic Frequency Track 自动频率跟踪 Automatic Frequency Trim 自动额率微调 ...
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本文对具有自动频率跟踪和反馈稳幅功能的电磁振动机械进行了研究。
The electromagnetic vibrational machine which has function of automatic frequency follow-up and stable amplitude was studied.
对常用的叉积自动频率跟踪环（CPAFC）进行了改进，改进后的鉴频算法具有更快的捕获速度。
This article has made the improvement to CPAFC which be commonly used. After the improvement frequency discrimination algorithm has the quicker capture speed.
以汽轮机内蒸汽湿度的准确测量为目的，设计了基于微波谐振腔微扰法的蒸汽湿度测量系统：自动频率跟踪系统和等精度频率测量系统。
A wetness measurement system based on cavity perturbation method is designed for precise measuring, including automatic frequency tracing system and equal precision frequency measurement system.
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