查询词典 reflectometer

By analyzing the methods of testing the target reflection characteristics,working principle of the reflectometer and the testing system composed of reflectometer,it is concluded that the reflectometer can be used to the target reflection characteristics measurment.The measurement method,calculation formula,application characteristics,etc are given.

通过分析目标反射特性测试方法、反射计工作原理和由反射计组成的测试系统，得出反射计可以用于目标反射特性测量的结论，并给出测量方法、计算公式、应用特点等。

The analysis of pulse testing system using the reflectometer further shows that the reflectometer can be used for pulse test system.

又对一种反射计法脉冲测试系统分析，进一步说明反射计可用于脉冲测试系统中。

SENTECH Instruments develops, manufactures and sells advanced quality instrumentation for Thin Film Metrology (reflectometer, ellipsometer, spectroscopic ellipsometer) and Plasma Process Technology (plasma etcher, plasma deposition systems).

sentech 仪器开发，制造及销售先进的仪表质量薄膜计量和等离子工艺(等离子体刻蚀，等离子体沉积系统)。

The article introduced some survey techniques and problems worth of attention in diagnosing the nutrition of the cotton through reflectometer .

本文主要介绍了反射仪在棉花营养诊断上的操作技术和所需注意的问题。

This method is independent of the proportional coefficient of the multi-port reflectometer used and makes hardware simpler.

提出了用多端口反射计测量微波网络参数的一种新方法——标量检测矢量变换法。

Reflectometer is an equipment for measuring the reflection coefficient.

反射计是测量反射系数的仪器。

Brillouin Optical Time-Domain Reflectometer is a rising frontier technique which can be used in optical communication and strain measurement of buildings.

BOTDR技术的应变测量原理及其在工程健康检测领域的应用情况，对实例观测数据通过小波变换，给出了相应结果，具有一定的参考价值。

This paper presents a approach to design a 1 .55um single-mode fiber optical time-domain reflectometer with pc-bus interface.

本文深入探讨具有ISA总线接口1.55um单模光纤OTDR的设计方法。

Therefore, the reliability and stability of the multi-port reflectometer is improved greatly.

该方法通过标量检测方程，利用取样网络的本征参数进行变换求得复反射系数或网络散射参数，而求解过程与多端口反射计的比例系数无关，从而简化了硬件，提高了多端口反射计的可靠性与稳定性。

This paper presents the principle of optic time domain reflectometer and the fault location of optic fiber cable line by OTDR.

介绍了光时域反射仪的测试原理及其对光缆线路中经常出现的光纤故障点进行了分析，并简述了用OTDR测量时应注意的问题。

The company mainly produces all kinds of industry screening machines, food packaging machine (solid, liquid, granular, powder), and bottled beer packaging machine assembly line, as well as large-scale wind transport, dedusting equipment design and installation.

公司主要生产各种行业用筛选机、食品包装机（固体、液体、粒状、粉状）、啤酒包装机和罐装流水线以及大型风力输送、除尘设备的设计与安装。

They began to embroider little squares of cloth.

陪同他的是学校的校长，西科尔斯卡小姐。