[yuantaiderun] Steel spiral n'ala ikpo nwere ike na-emepụta site iwu, na a ọkọnọ ikike nke ihe karịrị 20000 iberibe kwa ụbọchị, nwere ike eyịride na plated, na nkezi zinc oyi akwa bụ 75-100um. Ngwaahịa dum usoro njikwa, ezigbo mma, ngwa ngwa ewu oge na ala ...
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