<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31428240</termId><termName>radiomicrometers</termName><termType>PT</termType><termNote><![CDATA[ Sensitive radiometers used to measure weak radiant energy and generally consisting of a thermopile supported on and connected directly to the moving coil of a galvanometer. ]]></termNote><termCreatedDate>2026-03-30 20:55:31</termCreatedDate><relation><relationType>UF</relationType><termId>31428241</termId><termName>microradiometers</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31428242</termId><termName>radiomicrometer</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31398453</termId><termName>radiometers</termName><termType>PT</termType></relation></term>  </Zthes>