... emergency source frequency monitoring card 应急电源频率监控卡 emergency frequency 应急频率 aeronautical emergency frequency 航空紧急频率 ...
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主发电机(应急发电机)电压、频率自动调节试验。
Automatic governing test of voltage and frequency for main generator (emergency generator).
两个单元间的干扰(凸角)会在该频率周围产生功率响应急降，并由于方向性的差异而产生一个峰值。
Interference (or 'lobing') between the two units causes a dip in power response around this frequency, with a peak above it due to their differences in directivity.
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