<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31416898</termId><termName>locks</termName><termType>PT</termType><termNote><![CDATA[ Enclosed chambers with gates at each end connecting higher and lower sections of artificial waterways for transferring watercraft from one level to another. ]]></termNote><termCreatedDate>2026-03-30 20:52:11</termCreatedDate><relation><relationType>UF</relationType><termId>31416899</termId><termName>lock</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31381047</termId><termName>hydraulic structures by form</termName><termType>PT</termType></relation><relation><relationType>RT</relationType><termId>31416900</termId><termName>control locks</termName><termType>PT</termType></relation></term>  </Zthes>