nke China The epoxy resin eji na ite nwere otutu ihe gluu na nozzles, nke na-apụghị iru efu ntụpọ.Onye nrụpụta na onye na-eweta |Da Bai
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Resin epoxy eji na ite ahụ nwere ọtụtụ ihe gluu na nozzles, nke na-enweghị ike nweta ntụpọ efu.