<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31411129</termId><termName>soft solder</termName><termType>PT</termType><termNote><![CDATA[ Lead alloy solder with tin, having a melting range usually between 130 and 180 degrees Celsius, with an upper limit of around 300 degrees Celsius; usually not used in soldering precious metal. ]]></termNote><termCreatedDate>2026-03-30 20:50:33</termCreatedDate><relation><relationType>UF</relationType><termId>31411130</termId><termName>solder, soft</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31374001</termId><termName>solder</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>31437989</termId><termName>fine solder</termName><termType>PT</termType></relation><relation><relationType>RT</relationType><termId>31372321</termId><termName>soft soldering</termName><termType>PT</termType></relation></term>  </Zthes>