<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31398526</termId><termName>psychrometers</termName><termType>PT</termType><termNote><![CDATA[ Hygrometers that determine humidity by reading two thermometers, one with a wet bulb and the other with a dry bulb. ]]></termNote><termCreatedDate>2026-03-30 20:47:09</termCreatedDate><relation><relationType>UF</relationType><termId>31398527</termId><termName>psychrometer</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31358505</termId><termName>hygrometers</termName><termType>PT</termType></relation></term>  </Zthes>