<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31298707</termId><termName>attenuation</termName><termType>PT</termType><termNote><![CDATA[ Refers to the reduction in amplitude, density, or energy, resulting from such effects as absorption, friction, scattering, or thinning. ]]></termNote><termCreatedDate>2026-03-30 20:20:06</termCreatedDate><relation><relationType>UF</relationType><termId>31298708</termId><termName>attenuated</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31296939</termId><termName>processes and techniques by specific type</termName><termType>PT</termType></relation></term>  </Zthes>