In some fiber interferometers and PMD (polarization Mode Dispersion) detection, measuring the state of polarization in optical fiber is very important.
在光纤干涉仪和偏振模色散检测过程中,偏振态的检测是十分重要的。
The paper introduces a method to resolve the drone control of Vision Coordinate Measuring Machine (VCMM) in Bluetooth Wireless Communications mode.
介绍一种利用蓝牙无线通信方式解决光学坐标测量机靶标控制的方法。
The high-current electron beam in the over-mode waveguide had driven the many kinds of microwave modes, it is very significant to study the high power microwave by measuring the microwave mode.
强流电子束在过模波导中可能激励多种微波模式,测量微波模式对研究高功率微波产生的机理很有意义。
A interferometric scheme for measuring the spatial distribution of mode coupling in high-birefringent polarization-maintaining fiber is presented.
本文应用干涉技术测量高双折射偏振保持光纤中模式耦合点的空间分布。
This paper introduced mode of collecting, technology of filtering and measuring process about image of three dimension composite preform surface.
首先介绍了三维编织复合材料预制件表面图象的采集方式、滤波技术以及平均编织角的测试过程;
The characteristics of the sky spectrum-radiating feature in theory are discussed according to an atmosphere mode close to the practical working conditions of the point of burst measuring system.
根据与炸点测量系统的实际工作环境条件相近的大气模式,从理论上分析了天空光谱辐射特性及规律。
The data acquisition circuit is composed of chip 89C52 and 8254. External measuring signal at interrupt mode triggers 89c52 to read number in 8254 counter.
由89c52和8254组成数据处理电路。外部测量信号以外部中断方式触发89c52读取8254计数。
The mode of the distortion of workpiece was studied. A software approach for rectifying three coordinate measuring machine data was proposed.
研究了工件的变形形式,并依此提出三坐标测量数据的软件矫正法。
Automation measuring mode and automation programming mode of three-CMMwhich is the common measure tool in reverse engineering are analyzed and compared.
对目前反向工程的常用数据测量工具三坐标测量机的自动测量模式及自动编程模式进行了分析和比较。
In measuring X-ray magnetic circular dichroism spectra by the sample current mode, signal currents are strongly affected by external fields.
在用样品电流法测量X射线磁性圆二色谱中,外磁场的存在严重降低了样品电流信号。
We can monitor many parameters and characteristics by measuring TEN, such as surge frequency, spectrum width, threshold current, mode jump and stability of output light power.
通过对激光的电噪声的测量可以监测激光器的诸多参数和特性,如弛豫频率,谱线宽度,阈值电流,模式跳变及输出光功率是否稳定等。
This paper introduces the checking methods of the measuring devices adopting AC sampling mode, and analyses the appropriate cases these methods are used in.
为此重点介绍了对交流采样测量装置的校验方法:现场实负荷校验及虚负荷校验; 并对校验方式的适用情况进行了分析。
The measured parameters of the waveguide agreed with data measured by using guided mode method in measuring error ranges.
测得的波导参数在测量误差范围内与用导模法测得的数据一致。
English name :Geometrical product specifications (GPS). Acceptance and reverification tests for coordinate measuring machines (CMM). CMMs used in scanning measuring mode.
简体中文标题:产品几何技术规范(GPS)。坐标测量机(CMM)的验收和复检试验。用于扫描测量模式的坐标测量机。
The proposed general laser measuring instrument can detect dimensions of work piece and tolerance with non contacting mode.
通用激光测量仪采用非接触式测量方式进行零件的尺寸与行位公差检测。
In this paper, the vibration mode shape measuring principle for the blade is presented.
本文简要介绍了振型测量的基本原理。
For an a mode biometric probe, ultrasonic beam orientation, measuring position and speed setting ensured the precision of the measurement.
对于A型生物测量探头,通过在声束定向、测量位置和声速设置等方面的设计思想,有效提高测量精度。
The algorithm for instrument noise measuring is analyzed in simulation mode and practiced in the measuring of FBS_3B's self-noise.
研究了地震计仪器噪声的测量方法和算法,并实际测量了FBS - 3b的噪声。
An advanced manufacturing mode is characterized by distribution, flexibility and agility, which decide the features of the distributed measuring system (DMS).
现代先进制造模式以分布式、柔 性化、敏捷 性为特徵,决定了新型测量系统的特点。
The compound control mode of speed control and tension control was used and the zero shift of the tension measuring device was compensated and spot-calibrated by software and hardware.
在控制方案上采用速度控制和张力控制的复合控制方式,同时通过软硬件对张力测定仪的零点漂移进行补偿和现场校正。
The tandem heat meter is not influenced by the decorative mode of radiator and artificial factor, having higher measuring precision, higher practicability and better economy.
串联热量表不受散热器装饰方式及人为因素的影响,计量精度高,实用性高,经济性优。
A simple method for measuring equivalent step index (ESI) parameters of the single mode fiber is presented.
本文叙述了单模光纤等效阶跃折射率(esi)参数测量的一种简便方法及其原理。
This article has conducted the thorough research on the mathematics modeling, the measuring techniques and the operating mode judgment of the drilling typical parameter.
本文对钻井典型参数的数学建模、测量方法和工况判断进行了深入的研究。
At the same time, the modules of the future position calculating of target, artillery following movement and target distance measuring are completed by the mode of software simulation.
而对目标的未来点解算、火炮随动和目标距离等环节则采用软件仿真模式来完成。
The measurement is made by injecting a differential mode signal (DM) into a twisted pair, then measuring the common mode signal (CM) returned on that same twisted pair.
翻译:测量是通过向双绞线注入差模信号(DM),然后测量同一对双绞线返回的共模信号(CM)。
Two methods and devices which are changeable aperture and movable aperture for measuring the mode-field radius of single-mode optical fibers are presented.
介绍两种快速测量单模光纤模场半径的方法及其测量装置——可变孔径法和移动圆孔法;
The suggested method can also be used for measuring high power mode-conversion oversized waveguides.
所议的方法也可以直接用于大功率模式转换波导测试等场合。
This paper describes a measuring system basing on an optical heterodyne interferometer, which utilizes a multi-mode laser diode and coupled optical fibers to adjust the coherent length of the system.
研究了一种采用多模半导体激光与耦合光纤、采取声光调制及调节相干长度的外差干涉系统。
This paper describes a measuring system basing on an optical heterodyne interferometer, which utilizes a multi-mode laser diode and coupled optical fibers to adjust the coherent length of the system.
研究了一种采用多模半导体激光与耦合光纤、采取声光调制及调节相干长度的外差干涉系统。
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