narrow frequency的意思

narrow frequency中文翻譯：

窄頻率

相似詞語短語

narrow───vt.使變狹窄；vi.變窄；n.海峽；狹窄部分，隘路；adj.狹窄的，有限的；勉強的；精密的；度量小的

frequency───n.頻率；頻繁

frequency generator───[計]頻率發生器

narrow down───（使）變窄，（使）減少，（使）縮小；縮小；限制；減少；變窄

narrow path───窄道；狹窄的小路

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

雙語使用場景

speech is sparse in time-frequency domain, so the energy of voice signal only concentrates on some narrow frequency, and the energy of voice sources are not overlap each other.───語音信號是時頻稀疏的，語音信號的能量主要集中在某些窄帶上，且各語音源的能量集中區域不交迭。

Such assumptions sometimes may result in narrow frequency band, large time delay and unstable system.───這樣得到的控制系統頻帶較窄、時滯大，還有可能出現控制系統不穩定。

Based on T type filter, the new ballast can achieve a wide dimming range with a very narrow frequency variation range, and it can operate with low lamp current crest factor.───基于T型濾波器的調光方法，能在很窄的工作頻率范圍內實現深度調光，同時具有燈電流波峰因數低的優點。

Performance of linear compressor is sensitive to working frequency , and only in a narrow frequency band it has higher efficiency.───直線壓縮機的性能受到系統工作頻率的影響，只在較窄的工作頻率范圍內有較高的效率，存在最佳效率點。

Many bats emit an echolocation call that contains a narrow frequency range and then analyze returning echoes to navigate and to detect prey.───許多蝙蝠會發出頻率范圍狹窄的回聲定位呼叫，然后分析回聲來作導航與偵測獵物。

Narrow frequency and sharp angular defect mode of one-dimensional photonic crystals in visible and near-infrared───可見光波段一維光子晶體窄頻帶銳角度缺陷模

英語使用場景

Based on T type filter, the new ballast can achieve a wide dimming range with a very narrow frequency variation range.

Such assumptions sometimes may result in narrow frequency band, large time delay and unstable system.

Based on T type filter, the new ballast can achieve a wide dimming range with a very narrow frequency variation range, and it can operate with low lamp current crest factor.