频率计量;频率测量
measurement───n.测量;[计量]度量;尺寸;量度制
frequency───n.频率;频繁
carat measurement───克拉测量
measurement chart───尺码表
frequency generator───[计]频率发生器
frequency range───频带; 频段;[电子][通信]频率范围
cumulative frequency───[统计]累积频率,[电子]累积频数
measurement error───[测]测量误差;量度误差
girth measurement───周长测量
The paper describes frequency bias, characteristic of frequency measurement and test platform design. Measurement results are discussed.───详细描述了军用电力系统的频率偏差,频率测试特点及测试平台设计,讨论分析了实际测试结果。
This paper proposed the theory of digital counting instantaneous frequency measurement and analyzed the error of frequency measurement.───文章介绍了一种用直接数字计数测量瞬时频率的原理,并进行了测频误差分析。
is a complete analog front end for low-frequency measurement applications.───是一个完整的用于低频测量应用的模拟前端。
The sensor array (130) collects data from a pattern (155) using at least one of a capacitive measurement and a radio frequency measurement.───该传感器阵列(130)使用电容式测量和射频测量中的至少一种从图案(155)收集数据。
Frequency measurement is one of the basic measurements.───频率测量是最基本的测量之一。
Instantaneous Frequency Measurement(IFM) receivers are important for modern electronic reconnaissance systems.───瞬时测频接收机是现代电子侦察系统的重要组成部分。
Using frequency measurement approach to measuring magnetic fields increases the measurement sensitivity of the sensor.───采用频率测量方法测量磁场,提高了传感器的测量灵敏度;
Practice has proved that fundamental frequency measurement accuracy of 150M meet the system requirements.───实践证明,150M的基频测量精度满足系统要求。
Therefore, the instantaneous frequency measurement technology has a important research value in the modern electronic warfare.───所以瞬时测频技术在现代电子战中有着重要的研究价值。
The solutions of frequency measurement and trigger signal forming of excitation system are proposed.
This paper introduces a frequency measurement system based on an AT89C2051 micro controller for hydroelectric generator unit.
In conclusion, the trend of power system frequency measurement is naturally educed.
Therefore, the instantaneous frequency measurement technology has a important research value in the modern electronic warfare.
These instruments combine constant resolution and high precision of frequency measurement with great photometric accuracy.
This paper presents a method for eliminating frequency aliasing in digital frequency measurement with sub-Nyquist sampling over a wide bandwidth.
The paper describes frequency bias, characteristic of frequency measurement and test platform design. Measurement results are discussed.
Instantaneous frequency measurement(DIFM) receiver is one of important component part of EW system.
This paper presents a new algorithm used to demodulate high code rate DQPSK telemetry signal by digital frequency measurement. This algorithm has high efficiency and low error code ratio.
- frequency modulation integrator
- frequency modulation recording
- frequency modulation oscillator
- frequency modulation method
- frequency modulation reception
- frequency modulation noise
- frequency modulation reticle
- frequency modulation system
- frequency modulation transmitter
- frequency modulation receiver
- frequency modulation signal
- frequency monitor
- frequency modulation tube
- frequency multiplexing
- frequency multiplication chain
- frequency number
- frequency of bowel movement
- frequency moment
- frequency modulator
- frequency multiplication
- frequency of defecation