<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/schema/zthes-1.0.dtd">  <Zthes><term><termId>11070</termId><termName>ULTRASONICO</termName><termType>PT</termType><termLanguage>es-ES</termLanguage><termVocabulary>TESAURO DE MATERIAS DE SERBIULA</termVocabulary>	<termStatus>active</termStatus>	<termApproval>approved</termApproval>	<termSortkey>ULTRASONICO</termSortkey><termNote label="Scope"><![CDATA[ <p>&Uacute;sese para las obras sobre los sonidos imperceptibles para el o&iacute;do humano, es decir, los de frecuencia superior a 20.000 ciclos</p>

<p><strong>Cota LC:</strong></p>

<p><a href="http://www.loc.gov/aba/publications/FreeLCC/Q-text.pdf" target="_blank">[QC244 (Acoustics)]</a></p>

<p><a href="http://www.loc.gov/aba/publications/FreeLCC/T-text.pdf" target="_blank">[TA367 (Engineering)]</a></p> ]]></termNote><termCreatedDate>ULTRASONICO</termCreatedDate><relation><relationType>UF</relationType><termId>11072</termId><termName>Sonido imperceptible</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>11073</termId><termName>Supersonido</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>11074</termId><termName>Ultracústica</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>4581</termId><termName>SONIDO</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>11071</termId><termName>ONDAS ULTRASONICAS</termName><termType>PT</termType></relation><relation><relationType>RT</relationType><termId>11075</termId><termName>ECOENCEFALOGRAFIA</termName><termType>PT</termType></relation><relation><relationType>RT</relationType><termId>11076</termId><termName>PRESION DEL SONIDO</termName><termType>PT</termType></relation></term>  </Zthes>