<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31343927</termId><termName>concrete masonry units</termName><termType>PT</termType><termNote><![CDATA[ Units for masonry construction made primarily of concrete; the most common types are concrete bricks and concrete blocks. ]]></termNote><termCreatedDate>2026-03-30 20:32:45</termCreatedDate><relation><relationType>UF</relationType><termId>31343928</termId><termName>CMU</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31343929</termId><termName>concrete masonry unit</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31343930</termId><termName>masonry units, concrete</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31343902</termId><termName>masonry units</termName><termType>PT</termType></relation><relation><relationType>BT</relationType><termId>31320011</termId><termName>construction block</termName><termType>PT</termType></relation><relation><relationType>RT</relationType><termId>31320465</termId><termName>concrete</termName><termType>PT</termType></relation></term>  </Zthes>