under frequency的意思

under frequency中文翻譯：

頻率過低

相似詞語短語

frequency───n.頻率；頻繁

frequency generator───[計]頻率發生器

frequency range───頻帶; 頻段；[電子][通信]頻率范圍

cumulative frequency───[統計]累積頻率，[電子]累積頻數

frequency equation───頻率方程

frequency polygon───[統計]頻數多邊形

frequency modulation───調頻

cutoff frequency───截止頻率

capsaicin frequency───辣椒素頻率

雙語使用場景

According to the requirements of synchronous speed control of series conveying belt, several patterns which could realize the synchronous speed control under frequency conversion was analyzed.───針對多級膠帶輸送機同步運行要求，分析了膠帶機變頻拖動同步運行實現的幾種模式。

During the design of under frequency load shedding (UFLS) schemes, some simple models for frequency dynamics analysis are obviously inadequate since they do not take system voltage into account.───系統低頻減載方案設計時，簡單的頻率響應模型由于未考慮系統電壓對頻率過程的影響而導致不少情況下無法適用。

This paper has analyzed the performance of PPM and PAM under frequency dependence channel model, the results have shown that the PAM is better than the PPM in frequency dependence channel.───文章分析此類信道模型下脈沖位置調制和脈沖幅度調制的性能，結果表明，在頻率依賴性信道中PAM調制優于PPM調制。

For exerting the functions of the automatic under-frequency load-shedding device, setting for the device should be calculated correctly.───為有效發揮自動低頻減負荷裝置的重要作用，應正確進行裝置定值的整定。

The paper analysed and summarized the research status of the under frequency load shedding, pointed out the crucial issues.───本文分析綜述了電力系統低頻減載的研究現狀，指出低頻減載研究的關鍵問題。

A novel under-frequency load-shedding implementation scheme considering load frequency-rigidity characteristics───考慮負荷頻率剛性特征的一種新型低頻減載實現方案

Design of a New Type of Microprocessor-based Automatic Under-frequency Load-shedding Device───新型微機自動低頻減載裝置的設計

State feedback control of linear systems under frequency response characteristics constraints───線性系統頻響特征指標集下的狀態反饋控制

Research on effects of relaying protection and under frequency and under voltage load shedding in probabilistic stability───概率穩定中繼電保護和低頻低壓減載影響的研究

英語使用場景

According to the requirements of synchronous speed control of series conveying belt, several patterns which could realize the synchronous speed control under frequency conversion was analyzed.