A cikin ƙa'idodin ƙa'idodin ƙasa, baƙin ƙarfe yana da alaƙa da jiyya na ƙasa, gwajin kayan masarufi, kayan kwalliya, kayan m ƙarfe, kayan ƙarfe, kayan ƙarfe, kayan ƙarfe, kayan ƙarfe, kayan ƙarfe, kayayyakin ƙarfe, Murfin ruwa, karafa mai ferrous, metallgy frder, meteners, abubuwan gina ƙarfe, samfuran ƙarfe da varnishes, hanya Motoci, kayan haɗin hanyoyin sadarwa da hanyoyin sadarwa da hanyoyin sadarwa, ɗorewa da abubuwan gani, da ma'adanai da ma'adinai.
A cikin daidaitaccen cocin kasar Sin, baƙin ƙarfe zinc yana da alaƙa da kariyar kayan aiki, hanyoyin bincike, hanyoyin ƙarfe ess, simintin ƙarfe na ƙarfe, Sauran samfuran yanayi, infulating man, hanyoyin bincike da hanyoyin nazarin baƙin ƙarfe, hanyoyin binciken m karfe, Hanyoyin miya, hanyoyin bincike don foda na foda, waya waya, mai hana ruwa da kuma danshi-da iri, walwala kayan masarufi, karfe da kuma allen powders, foda metallurgy kayan da samfurori masu yawa, ƙarfe masu haske da allurarsu, salts na ciki, layin watsa Kayan aiki, kayan kwalliyar kayan aiki, sauran ma'adinai mara ƙarfe, magani mai zafi, da ka'idodin zafi da hanyoyin asali don janar na roba. Hanyar gwaji da aka yi amfani da shi a cikin wannan bidiyon shine GB / t 5314 Foda don foda na foda, kuma hanyar samfurin ita ce ... (ba a ambata a cikin rubutun asali ba).
Lokaci: Mar-27-2023
