此类水分感测装置包括石膏块(gypsum block)、中子管 ( neutron probe)、时域反射式(time domain reflectometry based)等大多为研究单位使用的 感测器与已广为温室业者使用的张力计(tensiometer)。
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This paper presents the principles of the Raman back-scattering effect based temperature sensing and the OTDR (Optical Time-Domain Reflectometry) based positioning.
本文介绍了光纤拉曼散射测温基本原理和基于光时域反射(OTDR)定位原理。
Based on optical Time Domain Reflectometry, detecting disengaging at interface of steel tube-confined concrete (STCC) with distributed optical fibers was investigated.
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。
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