1.
To adjust a receiver to receive signals at a particular frequency or a particular program.
调整频率（以接收）调整接收器来接收特定频率的信号或特定的节目
2.
A continuous signal, or sound, of one particular frequency.
一种具有特定频率的连续信号或声音。
3.
Research on Auto-tuning Controller Based on Frequency Characteristic;
基于频率特性的自整定控制器的研究
4.
frequency response characteristics
频率响应特性（图）
5.
Frequency spectrum element, carrier frequency. Frequency type can be specified.
频谱元件，载波频率。可指定频率类型。
6.
full power response
最大功率输出频率特性
7.
A specific range of wavelengths or frequencies of electromagnetic radiation.
波段，波带电磁辐射的波长和频率的特定范围
8.
The Research on Analysis and Mesurement in Frequency and Acoustic Field of Water-Logging Ultrasonic Probe
水浸超声探头频率、声场特性的分析及测定研究
9.
Eigenvalue Analysis on Homotopy Function Based Frequency Stability of Wind Power System
基于同伦函数的风电系统频率稳定特征值分析
10.
frequency stability analyzer
频率稳定分析器频率稳定分析仪
11.
A specified frequency band for the transmission and reception of electromagnetic signals, as for television signals.
频道，波道传送和接收电磁信号的一特定的频率波段，如电视信号
12.
Separation of a complex wave into its component parts according to a given characteristic, such as frequency or wavelength.
频散；弥散复合波根据给定特征，如频率或波长，而分成各组成部分
13.
A miniaturized frequency selective surface with excellent center frequency stability
高频率稳定性的小型化频率选择表面
14.
The major advantage of the proposedDPPL is that it has a very high lock-in speed. If a rectangular signalis switched on to the loop,it will lock-in with the frequency of thesignal within one and a half cycles.
其特点是:一是,具较快的锁定速度,可在一拍半内实现频率锁定;
15.
AC Alternating Current( AC) is electric current that alternates between a positive maximum value and a negative maximum value at a characteristic frequency, usually50 or60 cycles per second( Hertz).
交流交流是指电流在正负最大值之间以特定的频率变动，通常频率为50或60赫兹。
16.
low data rate UHF satellite
低数据率特高频卫星
17.
narrow-band charactascope
窄带频率特性观测器
18.
Gaussian amplifier
高斯频率特性放大器