periodic measurement
英 [ˌpɪəriˈɒdɪk ˈmeʒəmənt]
美 [ˌpɪriˈɑːdɪk ˈmeʒərmənt]
网络 定期测量
双语例句
- If it cannot be done locally, it is necessary to apply for periodic examination and determination to the measurement examination and determination agencies designated by the next higher administrative departments.
当地不能检定的，向上一级人民政府计量行政部门指定的计量检定机构申请周期检定。 - Detect outliers in time series data with multi-granule periodic patterns With a good many advantages, the light scattering technique of particles size measurement gains extensive applications.
基于多粒度周期模式的时序离群点检测算法其中，光学法测量粒径具有诸多优点，在颗粒粒径测量仪上获得了广泛的应用。 - The periodic translation wavelet shrinkage de-noising algorithm is put forward according to the discontinuous change of course measurement data.
并根据航向数据非连续变化的特点，提出了基于周期平移的小波阈值降噪算法。 - Analytic results show that compared with the original method, the model halves the original calculating amount of multiplication, and the proposed method can decrease effectively the sampling periodic error and be applied to electric parameter measurement of periodic signal and for analysis of frequency spectrum.
分析结果表明，与传统补偿方法相比，改进的采样法不仅能有效地抑制采样的周期误差，而且DFT算法的乘法计算量减少了一半.适用于周期信号的电参数测量与频谱分析。 - The Study of Cascade IIR Notch Wave Filter to Reject Periodic Interference in Partial Discharge Measurement on Line
抑制局部放电在线监测中周期性干扰的级联式IIR陷波滤波器的研究 - The conventional measurement is not very accurate because they did not consider the effect of the harmonic wave and non periodic component on accurate measurement of factor.
传统的测量方法，没有很好地考虑系统的不对称性所造成的谐波以及非周期分量对功率因数测量的准确性的影响，测量精度不够。 - Several FSSs have been designed by the periodic Method Of Moments ( MOM), and simulation and measurement are basically in agreement.
利用周期矩量法设计了几种频率选择表面，仿真和实验结果基本相吻合。 - : This article explains two algorithms for improving the accuracy of periodic signal analysis by software synchronization sampling. Through emulative calculating and comparing, it analyses the error caused by each algorithm and provides some suggestions for how to select the right algorithm to AC parameter measurement.
阐述了两种通过软件同步采样提高周期信号分析精度的算法。通过仿真计算和比较，对其误差进行了定量分析，为交流电参量测量选择提供了依据。 - An Adaptive Sampling Algorithm for Periodic Signal Measurement
一种周期信号测量中的自适应抽样算法 - A periodic multi-sampling method and a periodica average sampling method both suitable for five-hole probe measurement are presented. An automatic acquisition and a real-time processing and measuring system with five-hole probe has been developed and used to measure the inlet and outlet flow fields of a centrifugal impeller.
本文提出了适合于五孔探针测量的周期多点采样方法和周期平均采样方法，开发了一套数据自动采集和实时处理系统，并用之于离心风机叶轮进出口流场的测量。 - A new signal processing method for heterodyne interferometer, phase and integer periodic phase measurement, is described.
介绍了一种新的外差干涉信号处理方法&相位及相位整数测量法。 - Software synchronous sampling is widely employed in periodic signal measurement, but measurement errors occur very commonly.
周期信号测量中广泛采用软件同步采样测量方法，其测量误差普遍存在。 - In the periodic signal digitalization measurement, they will provide sampling parameters selection with theory basis.
在周期信号的数字化测量中，为取样参数的选取提供理论依据。 - A new method for harmonic analysis of periodic signals is introduced, the aim is to realize the harmonic measurement precise in non-synchronization sampling.
介绍了周期信号谐波分析的一种新方法，目的是实现非同步采样条件下周期信号谐波的精确测量与分析； - In the radar elevation coordinate, the multipath effects are more severe, which cause periodic peak error in the target height measurement.
在雷达俯仰角（目标高度）方向上多径误差的影响尤为严重，使得目标高度的测量误差表现为周期性的尖峰误差。 - The Weak Dynamic Periodic Measurement Signal Detection Based on Chaotic Oscillators
基于混沌振子探测微弱动态周期测量信号 - The control objective can be either periodic orbits or continuous variable functions without the need of an analytic model. The method is still effective when there are parameter perturbation and measurement noise.
该方法不需要被控混沌系统的解析模型，控制的目标可以为周期轨道，也可以为连续变化的目标函数，在模型参数发生摄动和存在测量噪声情况下，控制仍然有效。 - Radiation periodic integration measurement& distortion reconstruction
辐射周期性积分测量与失真重建研究 - According to the periodic characteristic of the echo signal of the ultrasonic inner inspection on pipeline corrosion, the application of power spectrum estimation to digital ultrasonic thickness measurement has been researched.
管道腐蚀内检测中超声回波信号具有周期性特点，功率谱估计是重要的数据处理方法之一。 - The principle and process of detecting weak signal by using Duffing oscillator are discussed in detail. Chaotic oscillators are used to detect weak dynamic periodic measurement signal submerged in strong noise background.
介绍了Duffing振子检测微弱信号的原理和过程以及利用混沌振子来检测淹没在强噪声背景中的微弱动态周期测量信号的方法。 - Trigonometric polynomial filtering and forecasting for periodic measurement data
周期性观测数据的三角多项式滤波及预报 - A High-accuracy Windows and Interpolation Algorithm for Periodic Signal Measurement
一种精确测量周期信号参数的窗口和内插算法 - The periodic external force method has a better precision and it does not need absolute displacement measurement, but the range of its measurement is very limited.
外加周期驱动力法精度较高，不需要测量绝对位移，但是适用的微粒的直径范围有限； - Based on phase and integer periodic phase measurement, the implementation of a phasemeter with high dynamic accuracy is described.
依据相位测量和整数周期计数相结合的原理，不仅提高了测量精度，而且将测量范围得以扩大；利用锁相环频率跟踪的特点，实现动态测量。 - By using the signal period precision measurement techniques, catching the integer number signal periods, cutting out the effect of the average value of the periodic signals, one can get higher measurement accuracy of harmonic analysis, the precision harmonic measurement has been realized.
通过使用周期精确测量技术、截取整数个周期、剔除均值的影响等手段，提高了周期信号谐波测量准确度，实现了周期信号谐波分量的精确测量； - Harmonic suppression, non periodic and non closing in straightness profile error that bring about harmonic component distortion in slide error motion measurement are analyzed in detail.
分析了经典频域三点法测量直行部件运动误差时所存在的谐波抑制，直线度误差的非周期性、非封闭性以及端点不连续而引起的高阶谐波分量失真等方法误差。 - The study of rejecting periodic interference in partial discharge measurement system by direct trap wave filter
用直接陷波法抑制局部放电监测系统中周期性干扰的研究 - Based on a profound study of the variation law of phase difference between two periodic signals and the ordinary frequency measurement method, this paper presents a new method for comparing frequency standards, which is based on the Lissajous figure.
研究了两个周期性信号之间相位差变化规律和相应的新概念，结合常用的时间频率测量方法，提出了一种新的高精度频标比对方法&基于李沙育图形思想的频标比对方法。 - It discusses the engineering feasibility, and proposes a periodic multi-step pulse-based control method in the condition of relative larger measurement noise.
分析基于动力学模型的周期脉冲控制策略，讨论其工程可实现性，并在考虑存在较大测量噪声情况下提出了周期多步脉冲控制的方法。 - Field simulation calculation for the periodic structure is very important in the material and device design, manufacturing and measurement.
针对周期结构材料的场模拟计算在材料及器件的设计，制造及测量过程中非常重要。