采用递推傅氏算法测频，动态跟踪频率变化，实时调整采样率进行定点采样；
The recursive Fourier algorithm is used in frequency measuring to dynamically track the frequency change and real-timely adjust the sampling rate for fixed sampling points.
介绍一种自适应型低频减载装置的方案，它依据频率和频率的变化率，动态的确定减负荷装置的动作情况。
This paper presents an adaptive scheme that USES both frequency and rate-of-change of frequency measurements to dynamically set ULFS relays if more than one generation outage is experienced.
通过观察群体蛔虫再感染和感染率的动态变化，本文提出了群体驱治蛔虫的间隔时间——群治频率。
The dynamics both reinfection and infection rates of Ascaris lumbricoides was observed among 581 school children.
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