<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31347579</termId><termName>smoke detectors</termName><termType>PT</termType><termNote><![CDATA[ Components of fire alarm systems that are activated by the presence of smoke. ]]></termNote><termCreatedDate>2026-03-30 20:33:47</termCreatedDate><relation><relationType>UF</relationType><termId>31347580</termId><termName>detectors, smoke</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31347581</termId><termName>smoke detector</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31322189</termId><termName>fire alarm system components</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>31377429</termId><termName>ionization detectors</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>31377436</termId><termName>photoelectric smoke detectors</termName><termType>PT</termType></relation></term>  </Zthes>