<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31411248</termId><termName>hydrostone</termName><termType>PT</termType><termNote><![CDATA[ Ordinary casting plaster of 100 parts solid and 45 parts water. ]]></termNote><termCreatedDate>2026-03-30 20:50:35</termCreatedDate><relation><relationType>UF</relationType><termId>31411249</termId><termName>hydro-stone</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31374220</termId><termName>plaster by composition or origin</termName><termType>PT</termType></relation></term>  </Zthes>