<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31322000</termId><termName>circuit boards</termName><termType>PT</termType><termNote><![CDATA[ Sheets of insulating material used for mounting and interconnection of components in electronic equipment. ]]></termNote><termCreatedDate>2026-03-30 20:26:48</termCreatedDate><relation><relationType>UF</relationType><termId>31322001</termId><termName>boards, circuit</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31322002</termId><termName>circuit board</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31306852</termId><termName>electrical system components</termName><termType>PT</termType></relation></term>  </Zthes>