<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31410580</termId><termName>metallography</termName><termType>PT</termType><termNote><![CDATA[ Study of the structure of metal and alloys, especially such study with the microscope. ]]></termNote><termCreatedDate>2026-03-30 20:50:24</termCreatedDate><relation><relationType>BT</relationType><termId>31372729</termId><termName>materials science</termName><termType>PT</termType></relation></term>  </Zthes>