Time-frequency system is employed for the channel.
通道采用时间-频率划分。
The operating system must be capable of determining the update frequency.
操作系统必须要能够确定更新频率。
In other words, in what frequency is the use case used within the system?
换句话说，用例以何种频率在系统中使用？
Frequency and power flow of interconnected large power system.
大电网互联系统的频率与潮流问题。
Frequency is one of the most important performance parameter of military power system.
频率是军用电力系统最重要的供电质量指标之一。
Digitized multiple frequency CW radar is a kind of new system radar.
数字化多频连续波测距雷达是一种新体制雷达。
Glass frequency electrical transmission system using speed control.
玻璃传送系统采用变频电机调速控制。
Frequency response analysis has wide usage as a method of system analysis.
频响分析作为一种系统分析方法有着广泛的用途。
This product is fit for frequency converter power transmission system with high temperature resistant.
本产品适用于耐温等级较高的变频器电力传输系统。
Both frequency and voltage are important electric parameters in power system.
频率和电压是电力系统中的两个重要电气量。
Methods The Radio Frequency Identification is applied to design this system.
利用射频识别技术进行了整个系统的设计。
The frequency of the sound wave is controlled by the feedback signal of the system.
声光晶体由行波场驱动，声场频率则由系统的反馈讯号控制。
The system can measure the direct current frequency acceleration.
该系统可以测量频率低至直流的加速度。
Design of computer controlled wide range frequency response measurement system is introduced.
介绍了计算机控制的宽带频率特性测试系统的设计。
The show energy conservation effect of frequency control system is the best.
说明了变频调速系统的节能效果是最好的。
The screen mesh has little impact on the system frequency.
丝网目数对系统频率的影响很小。
In the system of radar, Doppler frequency is very sensitive to the coding signal.
雷达系统中，相位编码信号对多普勒频率非常敏感。
The frequency response of human hearing system can be classified two categories: "static" and "dynamic".
本文认为人类听觉系统的频响有“静态”和“动态”之分。
RFID (Radio Frequency identification) system is a high efficient information collection and identification system.
射频识别系统是高效的信息识别、采集系统。
The frequency synthesizer is a important part in modern communication system.
频率合成器是现代通信系统的重要组成部分。
Frequency measurement also is important control technology in running military power system.
测量也是军用电力系统运行控制中的重要技术。
Frequency is one of the most important operational state parameters of power system.
频率是电力系统运行最重要的状态量之一。
Variable speed constant frequency generating system has been used in modern aircraft.
变速恒频电源系统已在现代飞机上使用。
A system oscillating at its natural frequency is said to resonate.
系统以其固有频率振动又叫共振。
An intelligent design system of high frequency electronic circuits is presented.
研究了一种高频电子线路的智能化设计系统。
For many years governor speed control was the only available means of controlling system frequency.
多年来用调速器控制速度是唯一控制系统频率的措施。
Such assumptions sometimes may result in narrow frequency band, large time delay and unstable system.
这样得到的控制系统频带较窄、时滞大，还有可能出现控制系统不稳定。
This article proposes one practice case for a satellite frequency spectrum monitor system.
提出了一种卫星频谱监测系统的实践案例。
This article proposes one practice case for a satellite frequency spectrum monitor system.
提出了一种卫星频谱监测系统的实践案例。
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