frequency error的例句大全

Studies on surveying error and photo frequency of ultra-speed cinematography

高速摄影拍摄频率与判读的误差分析

Effect of short-term frequency stability on Doppler error

短期频率稳定度对多普勒误差的影响

Estimation of Direction of Arrival and Doppler Frequency with Array Error

存在阵列误差条件下的信号波达方向和多普勒频率估计

The performance of the symbol error rate in frequency selective channels is investigated by Monte Carlo simulation.

通过蒙特卡罗仿真评估了接收机在频率选择信道下的误符号率性能。

Secondly, correlation analysis shows that the frequency of self-repair is correlated positively with subjects' oral proficiency. The ANOVA results indicate that there is significant difference among subjects in different proficiency levels in using error repair and appropriateness repair.

其次，相关性分析结果表明，口语水平与自我修正的频率呈现负相关。单因素方差分析显示，不同水平的学生在语言错误修正和恰当性修正中存在差异。

Frequency measurement has important meaning not only for project applications but also for high precision timing system, but ± 1 count error limits the improvement of measure precision.

频率测量不仅在工程应用中有非常重要的意义，而且在高精度定时系统中也处于核心地位，±1个计数误差通常是限制频率测量精度进一步提高的重要原因。

Based on channel mismatches characteristic, the channel mismatches self-adaptive synthesis estimation model was established. This dissertation gave self-adaptive time skew error estimation algorithm based on frequency domain.

研究了通道失配误差的特点，建立了通道失配误差自适应综合估计模型，分别给出了频域和时域自适应估计算法。

This paper presents implementation of reconstruction of acoustic pressure field using acous-tic radiation modes and analyzes the error from mode number and frequency.

本文利用声辐射模态对平板辐射的声场进行重构，并同时就频率和模态数对误差的影响进行了分析。

Based on heterodyne and vector analysis theories, origins and modes of the frequency mixing error and phase jump error were analyzed. On the above basis, procedures to improve the accuracy of the measurement system were suggested.

利用激光外差及矢量分析理论，深入研究了频率混叠误差和相位跳变误差的成因、变化规律，并讨论了提高测量系统精度的有效措施。

And it presents an estimation method for frequency difference by means of data synchronization selecting the time window of AFC frequency difference estimation hi order to solve the problem that data symbol transition induces an enormous error of frequency difference estimation.

针对AFC频差估计中数据突变引起频差估计较大误差的问题，提出了利用数据符号同步对AFC频差估计时间窗口选择的AFC频差估计方法。

In this paper, the relationship between extended period and frequency leakage is analyzed, the calculation model of phase errors caused by leakage is proposed, quantitative analysis of phase error is presented.

文章从理论上推导了拓展周期与变形结构光场频谱泄漏之间的关系，给出了由泄漏引起的视场边缘误差的计算模型和定量分析。

And high-frequency vibration sensor is effective in range of 1~ 5 kHz. The frequency detection error is less than 0.5%. 5.

高频振动传感器实现了频率范围1KHz～5KHz的无失真振动检测，频率检测误差低于0.5%。

OFDM as well as multi-channel-coding and multi-modulation is adopted by DRM. This combine with interleaving and error protection to decrease the effect of frequency selective fading, multi-path time delay and Doppler effect. Then the robustness of the signal transmitted is enhanced.

DRM采用OFDM调制方式和多级信道编码，使用交织、差错保护技术，大大地减轻了频率选择性衰落、多径时延以及多普勒效应的影响，提高了信号传输质量和稳定性。

PLL can follow the tracks of frequency to transmit without error. The robot can distinguish the signal emitted by itself from the signal emitted by the opposite team.

运用锁相环可以无误差地发射和接收信号从而可以跟踪和锁定发射频率的特点，准确地解决了是对方机器人还是本方机器人发出的信号之区分问题，也能判断出前方是赛球还是障碍物。

Based on the area control error ( ACE) and frequency deviation, the total regulation power is corrected to be more suitable for CPS.

进一步根据区域控制偏差（ACE）和频率偏差的大小与方向，对区域总调节功率予以修正，以进一步提高CPS指标。

The orthogonal multicarrier modulation, which is the main character of OFDM, determines that it is very sensitive to both timing synchronization error and carrier frequency offset.

OFDM系统自身的正交多载波调制特点，决定了其对定时误差和载波频率偏差十分敏感。

In the simulation, constellation, Bit-Error-Rate ( BER) and Signal-to-Noise Ratio ( SNR) performance degradation are analyzed taking into account the effect of sampling frequency offset.

经过仿真，从星座图、误码率（Bit-Error-Rate，BER）及信噪比（Signal-to-Noise Ratio，SNR）损失等角度对采样频率偏差的影响做了揭示和验证。

A weighted algorithm of Triangular window and wavelet transform are using to measure active power and power factor of three-phase asynchronous motor in the non-sinusoidal waveform. The error of active power and power factor is proportional to square of relative frequency deviation.

采用三角窗加权算法并结合小波变换计算非正弦状态下三相异步电机有功功率、功率因数，其测量误差与相对频偏的平方成正比。

Both theory and numerical computation show that the error of active power and power factor measurement is proportional to the relative frequency deviation when the conventional algorithm is used, while it is proportional to square of the relative frequency deviation when the proposed weighted algorithm is used.

传统算法的有功功率、功率因数的测量误差与相对频偏成正比；而用该文所提出的三角窗加权算法，有功功率、功率因数的测量误差与相对频偏的平方成正比。

Full offset stack may reduce seismic resolution, because of lower frequency of far offset than that of near offset in raw seismic data, NMO stretching and velocity error.

受原始记录远道频率低于近道频率、动校拉伸、速度误差等因素的影响，满覆盖叠加降低了地震剖面的分辨率。