查询词典 error of measurement

Metering application for review of assessment standards: measurement standard assessment the original of the application; standard measurement of the original assessment certificate; evaluation standard measurement certificate is valid within the standard set measurement device and the main equipment of a copy of the certificate; returns to replace the standard measurement; measurement Standard in the near future to carry out verification / calibration of the original records and test / calibration copy of the certificate; stability of the measurement standard evaluation copy of the record; measurement standard measurement repeatability evaluation copy of the record; measurement standards in the two-cycle test run between the inspection or verification Test copies of the records.

申请计量标准复查考核：计量标准考核申请书原件；计量标准考核证书原件；计量标准考核证书有效期内标准器及主要配套计量设备的检定证书复印件；计量标准更换申报表；计量标准近期开展检定/校准的原始记录和检定/校准证书复印件；计量标准稳定性考核记录复印件；计量标准测量重复性考核记录复印件；计量标准器在两周期检定之间进行运行检查或验证比对试验记录复印件。4。

From the point of view of management information construction in building project quality measurement in view of this situation of so many measurement project complex calculation in measurement data, standard quickly renewing, powerful specialization of measurement method that exist and inquires in to the position and the effect of information in quality measurement, announces the relation of building project quality measurement management and information system, and has put forward the basic train of thought of building project quality measurement management information, system construction, At the same time, combining the building project quality measurement management information system construction . At the same time, combing the building project quality measurement management information system construction case of YIFENG company analyses and introduces the real application effect of management information system theory in the quality measurement management activity ,and betokens the enterprise information construction development direction..

本文从建筑工程质量检测管理信息化建设的角度，针对建筑工程质量检测管理上存在的检验项目多、检验资料计算复杂、标准更新快、评定指标和检验方法专业性强等因素，分析了建筑工程质量检测中存在的问题，探讨了管理信息化在质量检测工作中的地位和作用，揭示了建筑工程质量检测与信息系统的关系，提出了建筑工程质量检测管理信息系统建设的基本思路，同时，结合宜峰公司建筑工程质量检测管理信息系统建设的案例，分析介绍了管理信息系统理论在质量检测管理活动中的实际应用效果，预示出企业信息化建设发展方向。

In this paper, some characteristic functions of the multifunctional single-flank mesh gear tester of model CD320G-D which is applying gear integrated error measuring technique, computer technique, error separation technique, fault diagnosis technique and error prediction technique, including automatic searching of profile error start point, determination of profile barrelling, separation of profile form error and profile slope error, measurement of profile error with evaluation range subtracting tooth tip, measurement of tooth topograph and statistical analysis of gear manufacture error, are presented.

阐述了综合应用齿轮整体误差测量技术、计算机技术、误差分离技术、故障诊断技术和误差预报技术的多功能 CD320G-D 型单啮仪的一些具有特色的功能。这些功能包括齿形误差起测点的自动找定、凸形齿凸形量的测定及其形状误差与倾斜误差的分离、取值范围扣除齿顶部的齿形误差的测量、齿面轮廓度误差的测量以及齿轮加工误差的大样本统计分析。

The study has focused on: 1 The research background and the current state of the power measurement were analyzed systematically, and then wavelet-based power measurement algorithm was certified feasible for astable signals; 2 We developed a new method of RMS and power measurement based on Dmeyer wavelet. After that three other wavelet measurement approaches were compared with Dmeyer wavelet-based measurement approach. Then the impact on measurement errors of amplitude frequency property and energy leakage of wavelet filter banks were deeply researched, and some measures were proposed to reduce it; 3 We developed a new strategy of power measurement algorithm based on lifting wavelet, which had calculation advantage compared with the first wavelet, so that it was more suitable for the realization of hardware; 4 The running system of wavelet-based power measurement algorithm based on DSP was proposed, and then it was realized on ICETEK-VC5416-A EVM board; 5 Existing problems and the further research direction of wavelet-based power sub-band measurement algorithm was discussed.

本文对基于小波变换的功率测量算法展开深入的分析研究，主要内容有：1）系统地分析了功率分解测量的研究背景、国内外的研究现状，并从能量守恒的角度验证了小波功率分频带测量算法在非平稳信号条件下的可行性；2）首次提出了Dmeyer小波变换有效值与功率的测量方法，进而通过对该方法与3种已经提出的小波测量方法的对比分析，深入研究了小波滤波器组的幅频特性和能量泄漏特性对测量误差的影响，并针对电网谐波的特点提出了减小影响的相关措施；3）首次提出了二代小波功率测量算法，对比一代小波功率分频带测量算法，它大大减少了算法实现的运算量及内存的需求量，从而更适合于硬件的实时实现；4）提出了小波功率分频带测量算法的DSP实现方案，并在ICETEK-VC5416-A EVM板上进行了实现；5）探讨了小波功率分频带测量算法目前仍存在的问题，并提出了进一步的研究方向。

In this paper the effects of scanning truncation error, scanning position error, random amplitude and phase error, and multiple-reflection error in near-field antenna measurement are analyzed; error equations and the uncertainty of measurement are obtained through computer simulation; compensated techniques for reducing the effects of measurement errors in near-field antenna measurement are presented and the formula and arithmetic of phaseless near-field techniques are derived.

本文从解析法和数值仿真两个角度深入分析口面天线近场测量中扫描面截断误差、扫描面位置误差、随机幅相误差、多次反射误差等误差源对天线远场特性测量精度的影响，一方面从理论上给出相应的误差方程，另一方面建立误差分析模型，通过计算机模拟，得到不同误差条件下测量结果的不确定度，并介绍了减小这些误差的修正方法，推导无相位近场测量的公式和算法。

It also can be used to measure the geometrical tolerance, such as straightness error, roundness error, cylindricity error, parallelism error, perpendicularity error, angularity error, coaxiality error, symmetry error and circular run-out error etc.

该仪器集机、光、电于一体，采用了新的光路系统和近些年最新的测量方法及数据处理方法，具有功能多、体积小、重量轻、操作方便、非接触测量、测量精度高等特点。

At the every relative momentary point of time time-space, is to the situation of observe identity mutuality gravitation and space-energy quantum spatial measurement cosmic energy at relatively determine, namely to the difference of quantity quantum of the original spatial measurement and the spatial measurement limit of cosmic energy, to the quantity of quantum spatial measurement cosmic energy, to the situation of spatial measurement and spatial curvature relative time-space cosmic energy, to the difference of spatial measurement of the gravitation exceed the space-energy of quantum spatial measurement cosmic energy, to the situation of the average density spatial energy and the temperature spatial background of relative time-space cosmic energy, to the situation of spatial measurement and spatial curvature relative vacuum cosmic energy all at relatively determine.

在时空时间的每一个相对时刻点，是对宇宙能量的宇称量子的引力与空间能的守恒状况的相对确定。即是对宇宙能量的原初宇称量子与极限宇称量子的数量差，宇宙能量的宇称量子数量，宇宙能量的相对时空的宇称及空间的曲率状况，宇宙能量的宇称量子的引力大于空间能的宇称差，宇宙能量的相对时空空间的能量平均密度及空间的背景温度状况，以及对宇宙能量的相对真空的宇称及空间的曲率状况全都在相对地确定。

A new bridge deflection measurement method was proposed, in which the geometric information of co-operant was acquired by using the surveying robot. The angle measurement precision and the distance measurement precision of surveying robot were analysed from two perspectives of systematic error and random error. The measurement error analysis was done by considering the effect of the vertical angle and stadia. Measurement precision of the method was analysed in the least square principle.

提出了一种以测量机器人为采集器，通过获取合作目标的几何信息进行桥梁挠度测量的新方法，从测量系统误差、偶然误差两个方面分析了测量机器人的测角及测距误差，并探讨了竖直角、视距付挠度测量误差的影响，同时依据最小二乘原理分析了该方法的测量精度。

Second, the data checking and correction process, to understand the various sources of measurement error, its three main areas: equipment error (determined by the instrument itself, is an objective source of error), observation error (due to the technical level personnel a result of belonging to a subjective source of error), external influence error (subject, such as temperature, atmospheric refraction effects of external factors such as these factors are also constantly changing and difficult to control, belonging to a variable source of error).

其次，在对数据的检查和矫正的过程中，明白了各种测量误差的来源，其主要有三个方面：仪器误差（仪器本身所决定，属客观误差来源）、观测误差（由于人员的技术水平而造成，属于主观误差来源）、外界影响误差（受到如温度、大气折射等外界因素的影响而这些因素又时时处于变动中而难以控制，属于可变动误差来源）。

Measurement standard assessment the original of the application; standard measurement of technical reports; measurement standard measurement repeatability evaluation copy of the record; stability of the measurement standard evaluation copy of the record; standard measurement devices and supporting mainly effective measurement equipment approval Copy; carried out in line with the test / calibration of the original records of the project and the corresponding simulation test / calibration copy of the certificate.

申报材料：1。计量标准考核申请书原件；计量标准技术报告；计量标准测量重复性考核记录复印件；计量标准稳定性考核记录复印件；计量标准器及主要配套计量设备有效检定证书复印件；符合开展检定/校准项目的原始记录及相应的模拟检定/校准证书复印件。2。

Objective:To explore the feasibility of laparoscopy in diagnosing and treating of abdominal diseases.

目的：探讨腹腔镜用以诊断腹部外科疾病及选择治疗方案的可行性。

The lifetime of nylon 1010 and nylon 1010/POSS composites decreased with increasing temperature.

热重-红外联用分析表明尼龙1010在氮气气氛下的降解产物主要为小分子的低聚物，POSS并不改变尼龙1010降解产物的组成。