A cikin masana'antar sarrafa filastik, ko dai extrusion, gyare-gyaren allura, kalanda, gyare-gyare mara kyau, fim ɗin busa, kadi, da dai sauransu, ban da wasu runduna na iya biyan buƙatun, sau da yawa ana samun babban adadin kayan taimako don kammala aikin sarrafawa. tsari.Kammala,...
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