<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31358355</termId><termName>manometers</termName><termType>PT</termType><termNote><![CDATA[ Instruments designed to measure the differences between two fluid pressures, generally consisting of two-legged columns of liquid. ]]></termNote><termCreatedDate>2026-03-30 20:36:39</termCreatedDate><relation><relationType>UF</relationType><termId>31358356</termId><termName>manometer</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31325904</termId><termName>pressure measuring devices</termName><termType>PT</termType></relation><relation><relationType>BT</relationType><termId>31444202</termId><termName>chemical testing devices</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>31444247</termId><termName>micromanometers</termName><termType>PT</termType></relation></term>  </Zthes>