<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31320462</termId><termName>cement</termName><termType>PT</termType><termNote><![CDATA[ Any of several finely powdered inorganic materials that can be mixed with water then dried to form a solid, durable mass, such as plaster, lime, pozzolan cement, and portland cement. It is used in construction as an ingredient of mortar and concrete. ]]></termNote><termCreatedDate>2026-03-30 20:26:22</termCreatedDate><relation><relationType>BT</relationType><termId>31306143</termId><termName>inorganic material</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>31344433</termId><termName>[cement by composition or origin]</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>31344434</termId><termName>[cement by property]</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>31344435</termId><termName>[cement by product]</termName><termType>PT</termType></relation><relation><relationType>RT</relationType><termId>31444279</termId><termName>soundness testers</termName><termType>PT</termType></relation><relation><relationType>RT</relationType><termId>31473324</termId><termName>cement plants</termName><termType>PT</termType></relation></term>  </Zthes>