Awiri mbali zopukutidwa Electrolytic Copper zojambulazo 4.5μm ~ 15μm iwiri mbali opukutidwa electrolytic mkuwa zojambulazo amakhala ndi symmetrical dongosolo la mbali ziwiri, zitsulo kachulukidwe pafupi ndi kachulukidwe ongolankhula zamkuwa, otsika kwambiri mbiri ya padziko, elongation kwambiri ndi kumakoka mphamvu. ,...
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