<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31343332</termId><termName>titanium carbide</termName><termType>PT</termType><termNote><![CDATA[ Titanium carbide is a refractory ceramic material widely used for cutting tools because of its extreme hardness and wear resistance. ]]></termNote><termCreatedDate>2026-03-30 20:32:36</termCreatedDate><relation><relationType>UF</relationType><termId>31343333</termId><termName>TiC</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31319736</termId><termName>compounds</termName><termType>PT</termType></relation></term>  </Zthes>