A contact surface profile measurement system which is based on white-light interference measuring technique is proposed.
提出了一种基于白光干涉测量技术的接触式表面形貌测量系统。
The laser speckle interference measuring was integrated into college physics experiments, in which the key obstacle is the production of instrument of pulling-type loading.
将激光散斑干涉测量纳入大学物理实验,其中关键性障碍是拉式加载仪的制作。
The two most common error sources when measuring high resistance are electrostatic interference and leakage current.
测量高电阻时两个最常见的误差来源是静电干扰和泄漏电流。
A new experimental scheme of measuring lens focal length has been put forward on the basis of the improved laser plate shearing interference method.
本文在改进的激光平板剪切干涉法基础上,提出了测量透镜焦距的一种新的实验方案。
Switching and measuring voltage sources with high internal impedance are subject to a number of errors, including offset currents, stray leakage paths, and electrostatic interference.
切换和测量具有高内阻的电压源会受各种误差的影响,包括偏移电流、寄生漏泄通路,以及静电干扰。
If there is an ac potential difference between the shield and the measuring instrument, there may be capacitive currents flowing through the measuring circuit that will add interference.
如果屏蔽和测量仪器之间存在一个交流电势差,则可能有电容性电流通过测量电路,增大干扰。
When measuring low current, electrostatic shielding (as discussed in Section 2.6.2) is the most common way to reduce noise due to AC interference.
在测量弱电流时,静电屏蔽(如第2.6.2节所讨论)是降低交流干扰引起的噪声的最常用的方法。
If the return side of the signal source or the measuring device is connected to this same point, there will be a minimum of interference.
如果信号源或测量装置的回路侧被连接到相同点,干扰将最小。
This instrument has the following advantages such as higher automaticity, stronger anti interference, accurate measuring, and reflecting actually the geological conditions.
该仪器自动化程度高,抗干扰能力强,测量准确,能真实地反映地质情况。
The improvement of the measuring system performance such as stability, drift, noise-suppression and interference-resistance by adopting these measures has been discussed.
讨论了这些措施对测量系统的稳定性、漂移、噪声抑制、抗干扰等性能指标的改善。
Unwrapping is an important link to ensure precision phase measuring in phase shifting interference techniques.
相位恢复去包裹技术是相移干涉中的重要环节。
In flying height measuring method utilizing light intensity interference principle, the position control of micro flying head has effect on measuring error.
基于强度干涉原理的飞高检测方案中,微型飞行头位姿控制是影响测量误差的一项关键因素。
This article mainly introduces several kinds of common external signal interference in measuring and automatic control system, and the method on checking during installation and debugging.
本文主要介绍在检测、自动控制系统中常见的几类外部信号干扰及其在安装、调试过程中的排查方法。
A method of measuring the transference phenomenon of solvent in high polymers based on sodium light and Feisuo interference principle with digital image processing technology is proposed.
提出一种基于钠光和斐索干涉原理、采用数字图像处理技术测量高聚物体系中溶剂迁移现象的方法。
A transformer-ratio arm bridge with three terminals is adopted as its measuring circuit to eliminate the influence of electrode edges and exterior interference.
相应地,它的测量电路采用具有三个输入端的变压器电桥,从而免除了电极边缘和外界干扰的影响。
The method of measuring out quartz crystal's birefringence dispersion character through polarization interference and processing correlated data was introduced.
介绍了偏光干涉测量石英晶体双折射率色散特性及其相关数据处理方法。
The principle of the measuring roundness error system used the equal thickness interference and CCD image-processing system is expatiated.
阐述了利用等厚干涉,通过线阵CCD图像处理系统自动测量圆度误差的测量原理。
According to the principle of the interference of two beams and the buoyancy law, the principle and design of one buoyancy balance for measuring little mass change of a body is discussed.
利用双光束干涉原理与浮力定律,对一台能测定物体微小质量变化的浮力天平原理与设计进行了讨论。
Phase shifting is the key technique in phase shifting interference metrology and it greatly effects the measuring precision even results in a failure.
相移器是相移干涉计量中的关键技术,对测量精度有很大的影响,关系到相移技术的成败。
Based on traditional support system in wind tunnel testing, the combination support system measuring support interference on high angles of attack model in low speed wind tunnel was designed.
基于传统的风洞试验支撑设备,设计了用于低速风洞测量大攻角模型支架干扰的组合支撑设备。
A simple device for measuring laser interference fringe visual acuity of retina-brain system of the human eye is introduced.
本文介绍了一种测定人眼激光视网膜干涉条纹视力的简易装置。
The wavelengths are determined usually by measuring the widths of interference fringes in many experiments such as Young's slits, Fresnel biprism, bimirror and Lloyd's mirror etc.
杨氏双缝、菲涅耳双棱镜、双面镜以及劳埃镜等实验测定光波波长时,均是用测量干涉条纹宽度法。
The initial phase difference of the fiber interferometer is calculated by measuring the interference photocurrent and the photocurrents from the two fiber arms based on a temperature control plat.
利用恒温控制平台,通过测量干涉光电流和干涉仪两臂光电流的方法,实现了对全光纤干涉仪两臂初相位差的测量。
The ways of measuring the liquid refractive index are discussed through the width of interfered stripe by using experimental set of wedge interference.
提出了用劈尖干涉实验装置,通过测量干涉条纹的宽度来测量液体折射率的方法。
Used the phase of laser interference fringes, a simple, fast and accurate micro displacement measuring method is proposed.
利用激光干涉条纹的位相,提出了一种简便、快速且精度很高的微小位移的测量方法。
A new method for measuring runner blades of hydraulic machine, known as the fine moire pattern, based on principle of optical interference is introduced.
本文介绍了一种利用光学干涉原理检测水力机械叶片的新方法,即密栅云纹法。
The principles used in measuring sound velocity by means of resonant interference and phase comparison are analyzed and compared, which are convenient for teaching.
为了方便教学,对用共振干涉法和相位比较法测定超声声速的原理进行了剖析、比。
A laser wavelength measurement system in the LabVIEW environment by measuring the distance of the interference fringes on the optical wedge is introduced in this paper.
为了在较宽波长范围内准确快速测量激光波长,在虚拟仪器环境下,通过测量光学劈尖上的干涉条纹间距的方法实现了激光波长测量。
A more exact method of measuring loss of half-wave in thin-film interference is introduced.
本文介绍了一种更为确切的讨论薄膜干涉的半波损失方法。
This paper discusses the analysis method on measuring and testing the railway electrification interference to track circuits.
本文讨论了电气化铁道牵引回流对轨道电路干扰的测试力法。
应用推荐