系统采用拉曼光时域反射技术，对所测点进行定位。
The position of measurement point was determined by Raman scattering optical time domain reflection (OTDR) technique.
根据时域反射技术原理，研制了测量土壤含水率的一种新型传感器。
According to the principles of time domain reflectometry, a new kind of sensor of soil water content measurement is explored.
基于光时域反射技术，进行了分布式传感光纤检测拱桥钢管混凝土交界面脱空的研究。
Based on optical Time Domain Reflectometry, detecting disengaging at interface of steel tube-confined concrete (STCC) with distributed optical fibers was investigated.
研究了一种用于大型工程结构应变、变形状态监测的基于光时域反射技术的分布式光纤应变传感系统。
A distributed optic fiber type strain sensing system based on optical time domain reflectometer and used for monitoring large scale structural strain and deformation state is studied in the paper.
本文介绍一种基于光时域反射技术的PMD测试新方法，可以保证网络运营商最大程度使用现有通信网络。
A new method with Optical Time Domain Reflectometry Technique for detecting PMD allows network operators to maximize the reuse of existing physical plant.
本文在分析研究了现有的光纤应变传感技术的基础上，提出了基于光时域反射技术的缠绕式光纤应变传感系统。
Based on analysis of domestic and foreign study actualities on fiber-optic strain sensor-based system, a new winding fiber-optic strain sensing technique based on OTDR is presented.
利用FDTD法和PML技术计算分析了平面分界面对脉冲波的反射和折射，充分而形象地描绘平面界面对脉冲波反射的时域过程。
The reflection and the refraction of the pulse electromagnetic waves at a dielectric interface were calculated and analyzed based on the FDTD method and PML technique.
介绍了布里渊光时域反射计(BOTDR)的分布式光纤应变测量原理，并应用BOTDR技术对钢筋混凝土T型梁加载后的应变分布进行了测量。
The principle of Brillouin optical time domain reflectometer (BOTDR) is introduced and its application to the strain monitoring of the strain distribution of the reinforced concrete beam is studied.
文章提出了一种用弹膜片和微弯调制机构进行压力传感，用光时域反射探测(OTDR)技术进行测量的分布式光纤压力传感方法。
The paper puts forward a sort of pressure sensor made of stretch film piece and slightly bend concoct construct, which USES OTDR distributing optical fiber pressure sensor.
阐述了光纤陀螺中光纤环的的作用和绕制技术，介绍了布里渊光时域反射计（BOTDR）的工作原理和性能。
The winding technology of fiber coil used in fiber optic gyroscope was demonstrated. The principle and application of Brillouin Optical Time Domain Reflectometer (BOTDR) were introduced.
时域反射测量是一种技术先进、应用广泛的测量方法，它能有效的测量出线缆的特征阻抗并且确定出断点的位置。
The time domain reflection measurement is an advanced and universal test method. Through this approach, the characteristic impedance and the breaking point of the wire can be detected.
摘要：阐述了基于拉曼背向散射和光时域反射(OTDR)技术的分布式光纤测温系统的原理。
Abstract: The principle of distributed temperature sensor system based on Raman Scattering and optical time domain reflectometer (OTDR) is explained.
摘要：阐述了基于拉曼背向散射和光时域反射(OTDR)技术的分布式光纤测温系统的原理。
Abstract: The principle of distributed temperature sensor system based on Raman Scattering and optical time domain reflectometer (OTDR) is explained.
应用推荐