查询词典 frequency histogram

And the system can work normally in the bad condition which the phase and frequency offset target to 300PPM.

并且由于采用了模块化结构，使得系统具有良好的可扩充性。

A novel phase locked loop system used to realize real time phase synchronization under the condition of frequency variations of three-phase power system is presented.

本文提出了一种新颖的适用于三相电力系统在频率波动条件下的锁相环系统。

The oscillating frequency and oscillating condition of RC phase shift oscillating can be worked out easily.

则RC 移相式振荡电路的振荡频率及振荡条件可以容易地求出。

During run-up phase, constant switching frequency and power-set increased method are used in order to avoid over power.

从启动到稳态过渡阶段采用恒频和功率渐增的控制策略，实现高压钠灯的平滑过渡。

In this approach, double-differenced dual-frequency phase measurements and the known coordinates of reference stations as well as the precise ephemeris are used to rebuild observation equation, and then a Kalman filter is designed for the parameters estimation, i.e. ionosphere delay etc.

该算法使用双差双频相位、参考站精确的坐标和精密星历构造观测量，并用卡尔曼滤波来估计电离层参数，在给定显著水平的情况下，可以使用单个或少量历元以假设检验的方法探测和修复周跳。

This paper gives a new method for measuring phase difference between two sinusoids with the high range of frequency.

本文提出一种高频范围内两正弦信号的相位之间相位角的方法。

As a result, the realization of frequency and phase difference measuring has proved the system is of practical significance and effective.

目前这套系统在实验研究阶段已经实现了计数器算法的测频测相技术，表明了系统设计的有效性和实用性。

In the real work, it is often need to measure the phase difference between two signals with the same frequency, solve all sorts of problems appearing in practice.

在实际工作中，常常需要测量两列频率相同的信号之间的相位差，来解决实践中出现的种种问题。

It produces trigger pulse by comparing the!synchronous signal integral with the phase shift signal,and has the ability of resisting synchronous signal high frequency interference and wave distortion.

同步信号的积分与移相信号比较产生触发脉冲，抗同步信号的高频干扰和波形畸变的能力强。

The algorithm avoids the calculation of integral phase constant by exploiting the differential Doppler frequency data, thus its capability of detecting weaker ionospheric irregularities has been enhanced.

在数据采集过程中引入了GPS标准时间；重建算法的特点是利用差分多普勒频率数据避免了相位积分常数的计算，提高了对较弱的电离层扰动和不规则结构的检测能力。

You can do some assertiveness training.

你可以进行一些自信训练。

We were well on the path to making a rear-wheel-drive global platform," says Mays."

我们正致力于建立一个后轮驱动的平台，"Mays这样说道。"