<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>14087348</termId><termName>secciones laminadas</termName><termType>PT</termType><termCreatedDate>2026-03-30 20:42:05</termCreatedDate><relation><relationType>BT</relationType><termId>14074159</termId><termName>componentes de elemento estructural</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>14103707</termId><termName>vigas H</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>14103709</termId><termName>vigas I</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>14103712</termId><termName>vigas en T</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>14103714</termId><termName>vigas de ala ancha</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>14103716</termId><termName>canales</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>14103719</termId><termName>ángulos laminados</termName><termType>PT</termType></relation></term>  </Zthes>