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- This system mainly adopts the TDR （Time Domain Reflectometry） method. 是我国地质灾害监测预报的发展趋势。
- Abstract: Based on time domain reflectometry, a new technology is proposed for monitoring landslide. 摘 要: 基于时间域反射技术，提出一种滑坡监测的新技术。
- One possible method to measure water contents is Time Domain Reflectometry( TDR), which is widely-used especially in hydrology or soil-physics. 时间域反射法(DR)一种测量含水量的方法,这种方法被广泛应用于水文学和土壤物理学中。
- The principles and methodology of measurement of crop water requirements (ETc) by time domain reflectometry (TDR) technique were presented in this paper. 介绍了应用时域反射仪（TDR）测定作物需水量（ETc）的原理和方法。
- The soil moisture is measured in the field by time domain reflectometry (TDR), neutron probe and soil sampling, The results showed that the measured values are different. 应用时域反射仪（TDR）、中子仪和上钻法测定了农田土壤水分，并对农田土层含水量和主体贮水量的测定结果进行了比较。
- Brillouin optical time domain reflectometry (BOTDR) is a newly developed distributed measurement technique with characteristic of distribution, long distance and duration. 布里渊光时域反射计(BOTDR)是近年来国际上研发成功的一项新型的分布式光电传感技术。
- The inclinometer probe (IP), in place inclinometer (IPI), pipe strain gage and the more recently developed time domain reflectometry (TDR) technique have been used as tools to monitor ground movement. 现今常用的地中滑动监测仪器有插入型倾斜仪、定置型倾斜仪、管式应变计和新发展的时域反射法(TDR)监测技术。
- In this paper,the calibration measures of Time Domain Reflectometry (TDR) and Neutron Probe is discussed on basis of their theories and methods of measuring soil water content,and the processes of calibration experiments are described in detail. 探讨了时域反射仪和中子仪测定土壤含水量的原理,并在禹城试验站对各自适宜的标定方法进行了试验。
- Time Domain Reflectometry (TDR) is introduced briefly and the principles, characteristics and application techniques of TDR used in the measurement of soil water content are discussed in this paper respectively. 文中简要介绍了时域反射仪（TDR）及其测定土壤水分的原理、特点和使用技术。
- In Chapter 3, we investigate the integration of the RF module in a time domain reflectometry system.The experimental results at the receiving front-end are studied to improve the circuit performance. 论文第三章为为时域反射量测系统收发模组电路整合研制，并分析接收端之量测结果期以改善电路效能。
- In situ monitoring of soil water content changes in sloping fields under different use types were carried out in a highland region of southern China using time domain reflectometry (TDR). 应用时域反射仪(TDR)土壤水分定位监测方法，研究了南方丘陵区不同坡地利用方式土壤水分动态及其影响因子。
- Detect and Measure Impedance Mismatches Robert demystifies the topic of time domain reflectometry, which enables you to detect, measure, and locate any impedance mismatch in a transmission line. Robert使得时域反射仪这一课题不再神秘，它能够帮助您检测，测量以及找出任何阻抗不匹配的输电线路。
- time domain reflectometry measurement 时域反射测量
- time domain reflectometry probes 时域反射仪（TDR）
- BOTDR (brillouin optical time domain reflectometry) BOTDR
- Brillouin optical time domain reflectometry (BOTDR) 布里渊光时域反射计
- polarization-optical time domain reflectometry 偏振光时域反射计
- optical time domain reflectometry (OTDR) 光时域反射（OTDR）
- PMD Testing Based on Optical Time Domain Reflectometry Technology 基于光时域反射技术的偏振模色散测试
- EFFECT OF SOIL BULK ELECTRICAL CONDUCTIVITY ON TIME DOMAIN REFLECTOMETRY MEASUREMENT OF SOIL WATER CONTENT 土壤电导率对时域反射仪测定土壤水分的影响
