查询词典 accuracy of measurement

This paper introduces three kinds of the goniometric methods, makes comparison of the three kinds of goniometric methods, and puts forward some suggestions for reducing the errors and increasing the measurement accuracy .

介绍了3种测角方法，对这3种测角方法进行了比较，提出了若干减小误差、提高测量精度的建议。

This paper focus as on the Accuracy Analysis of orbit determination for the on-going Chinese lunar exploration mission 'Chang Er 1', using the joint tracking network of USB and VLBI with real network geographic distribution scenario and considering both systematic and stochastic measurement noise. The whole flight orbit of the Charng Er 1' includes Phasing orbit, Translunar orbit and Mission orbit.

本文以我国正在实施的探月计划&嫦娥1 号&工程为背景，分析了在我国USB 测控网和VLBI 跟踪网的现有空间分布、观测弧段和尽可能接近真实情况的误差源等前提下的探月飞行器的精密定轨。

Measurement accuracy could be improved in the way of making full use of 0-class orientating of complex lights equal thickness interference.

采用白光等厚干涉的方法，可以充分利用白光等厚干涉零级条纹的高精度定位作用，提高测量精度。

Modeling and derivation mathematics result of the use of Matlab software Simulation tests of its accuracy and error analysis, to verify the measurement of two boring bar/boring displacement signal the feasibility of the entire system, so as to the smooth development has laid a theoretical foundation.

介绍了两点法测量镗刀位置信号的方案构思，采用最小二乘法对镗杆的圆度误差和被测圆面的偏心量进行了建模计算，并对数学推导的结果利用Matlab软件进行仿真检验，对其精度和误差作了分析，验证了两点法测量镗杆／镗刀位移信号的可行性，从而为整个系统的顺利开发奠定了理论基础。

With the widespread use of electricity, electricity sector work on electric energy measurement of a higher demand, power meter to bear the features are increasing, currently being used in the induction of universal energy form, as accuracy Di Qi, big error , single function, such as mechanical wear can not overcome the shortcomings, the customer can not meet the electricity demand and electricity enterprises development.

随着电力的广泛使用，供电部门对电能计量工作提出了更高要求，电能计量表要承担的功能也越来越多，目前所普遍使用的感应式电能表，由于其精度低，误差大，功能单一，机械磨损无法克服等缺点，已不能适应用电客户的需求和电力企业改革发展的需要。

From the experiment and analysis, it can be seen that friction limits realization of high accuracy electro-hydraulic position servo system, movement of any gimbal brings disturbance moment to servo system of other gimbals and the disturbance moment causes error, and, resolution ratio error and setting error of feedback measurement element are directly added to servo system output.

通过实验和仿真可以看出，摩擦阻碍了转台电液位置伺服系统商精度控制的实现，任何一个框架的运动都会对其余框架的伺服驱动系统产生干扰力矩并引起伺服系统误差，反馈测量元件的分辨率误差和安装误差直接反映在伺服系统输出上，对伺服系统的精度有直接影响。

It is noted that the initial angle of incidence on the plane-parallel plate,the index of refraction of the plane-parallel plate and its thickness all have great influences on the measurement accuracy.

分析了在干涉仪光路中入射到平行平板上的初始入射角度、平行平板的折射率以及厚度等参数的选取对角位移测量精度的影响。

A future accurate measurement of the Lense-Thirring effect, at the level of 1 % accuracy, may include the LARES experiment that will also provide other basic tests of general relativity and gravitation.

Lense-Thirring 作用的A 未来准确测量，于1 %的水平准确性，也许包括并且将提供其它基本测试一般相对和万有引力的LARES 实验。

Measures to increase transparency in the work of fees, from meter reading to eliminate the root of "riskcu gu count" and other undesirable phenomena, the company announced to take meter base, meter reading to ask the user signature, and strengthen the supervisory function, meter reading accuracy rate more than 98% of the year did not appear because the measurement of meter-reading charges arising from disputes.

为增加收费计量工作的透明度，从根本上杜绝抄表中&粗估冒算&等不良现象，公司采取公布水表底数，抄表单要求用户签字的方式，强化了监督职能，抄表准确率达到98%以上，全年没有出现因为计量抄表收费而引起的纠纷。

In conclusion.after the calibration of the step profilers standard sample block and a wafer were measured respectively with it.The results of the measurement indicated that it had micro-force .slight wear , high resolution and good accuracy .satisfied the need of measuring steps in MEMS.

对台阶仪进行标定后，最后用标准样块和加工后的硅片对台阶仪系统进行实际测试，结果表明该仪器具有测量力小，磨损小，分辨率高和较好的测量精度的特点，能满足微机电台阶测量的需要。

Plunder melds and run with this jewel!

掠夺melds和运行与此宝石！

My dream is to be a crazy growing tree and extend at the edge between the city and the forest.

此刻，也许正是在通往天国的路上，我体验着这白色的晕旋。