<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/schema/zthes-1.0.dtd">  <Zthes><term><termId>10688</termId><termName>SISTEMAS DE CONMUTACION EN TELECOMUNICACIONES</termName><termType>PT</termType><termLanguage>es-ES</termLanguage><termVocabulary>TESAURO DE MATERIAS DE SERBIULA</termVocabulary>	<termStatus>active</termStatus>	<termApproval>approved</termApproval>	<termSortkey>SISTEMAS DE CONMUTACION EN TELECOMUNICACIONES</termSortkey><termNote label="Cota LC"><![CDATA[ <p><a href="http://www.loc.gov/aba/publications/FreeLCC/T-text.pdf" target="_blank">[TK5103.8]</a></p> ]]></termNote><termCreatedDate>SISTEMAS DE CONMUTACION EN TELECOMUNICACIONES</termCreatedDate><termModifiedDate>2015-02-05 06:05:43</termModifiedDate><relation><relationType>UF</relationType><termId>48453</termId><termName>Sistemas de conmutación (Telecomunicaciones)</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>48454</termId><termName>Telecomunicaciones--Sistemas de conmutación</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>10687</termId><termName>SISTEMAS ELECTRONICOS</termName><termType>PT</termType></relation><relation><relationType>BT</relationType><termId>12687</termId><termName>CIRCUITOS DE CONMUTACION</termName><termType>PT</termType></relation><relation><relationType>BT</relationType><termId>372</termId><termName>TEORIA DE LA CONMUTACION</termName><termType>PT</termType></relation><relation><relationType>BT</relationType><termId>5711</termId><termName>SISTEMAS DE TRANSMISION DE DATOS</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>7800</termId><termName>CONMUTACION POR PAQUETES (TRANSMISION DE DATOS)</termName><termType>PT</termType></relation></term>  </Zthes>