<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31363172</termId><termName>kilohertz</termName><termType>PT</termType><termNote><![CDATA[ Unit of frequency representing one thousand cycles per second (hertz). It is used mostly to measure the transmission speed of electronic devices. ]]></termNote><termCreatedDate>2026-03-09 20:42:01</termCreatedDate><relation><relationType>UF</relationType><termId>31363173</termId><termName>KHz</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31333949</termId><termName>size/dimension units for frequency</termName><termType>PT</termType></relation></term>  </Zthes>