有關felts的精選大全

用felts造句子,“felts”造句
chemise,felt,forhats(handkerchieffelts)Ordinaryalumina-silicaterefractoryfiberfeltsSomemayneedreplacementpartssuchashammersorfelts.headgearconsistingofhatfoundationscoveredwithfeltchemises(i.e.,handke...
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