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Tsis-ferrous hlau Casting
Ferrous hlau yog dav siv nyob rau hauv engineering kev lag luam vim hais tias ntawm lawv superiority, ntau yam ntawm txhua yam khoom thiab cov nqi qis. Txawm li cas los xij, cov hlau tsis muaj hlau kuj tseem siv rau hauv ntau daim ntawv thov rau lawv cov khoom tshwj xeeb piv rau ferrous alloys txawm tias ...Nyeem ntxiv
