<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31304585</termId><termName>radar</termName><termType>PT</termType><termNote><![CDATA[ Technique using beamed, reflected, and timed radio waves for determining the distance to and direction of objects. ]]></termNote><termCreatedDate>2026-03-30 20:21:55</termCreatedDate><relation><relationType>UF</relationType><termId>31304586</termId><termName>radio assisted detection and ranging</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31304587</termId><termName>radio detecting and ranging</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31304588</termId><termName>radio detection and ranging</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31304589</termId><termName>ranging, radio assisted detection and</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31304590</termId><termName>ranging, radio detecting and</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31304591</termId><termName>ranging, radio detection and</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31298668</termId><termName>exploring and investigating techniques</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>31317549</termId><termName>ground-penetrating radar</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>31317554</termId><termName>synthetic aperture radar</termName><termType>PT</termType></relation></term>  </Zthes>