<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31358509</termId><termName>bathythermographs</termName><termType>PT</termType><termNote><![CDATA[ Oceanographic instruments that measure and record temperature at various depths in the ocean; often used by ships underway. ]]></termNote><termCreatedDate>2026-03-30 20:36:41</termCreatedDate><relation><relationType>UF</relationType><termId>31358510</termId><termName>bathythermograph</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31325917</termId><termName>heat sensing and measuring devices</termName><termType>PT</termType></relation></term>  </Zthes>