查询词典 reflectometer

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。

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。

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。

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。

At last using ODTR (Optical Time Domain Reflectometer) to measure the attenuation of the Rayleigh intensity at the starting point of fiber, the disturbance and breakage of pipeline is detected, and the location where the optical attenuation occurred is located.

在入射端利用光时域反射技术(ODTR， Optical Time Domain Reflectometer)测量瑞利散射光的损耗变化，检测管道受到的扰动破坏和实现扰动点的定位，进而在破坏的初期即可实现报警。

Methods: Five patients with parkinsonism or dystonia were assigned to general anesthesia using an modified endotracheal tube.

本实验依照人体实验之相关规定进行，五位患有帕金森氏症或肌张力异常的病人接受神经立体定位手术。

If you can benefit from this book, it is our honour.

如果您能从本书获益，这将是我们的荣幸。