Устройство и работа доменной печи:在线播放
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Устройство и работа доменной печи:剧情介绍
关键词：прологдо"макбета"电影∫dx∫(x²+y²)dy환상-금지된정사버전迅雷下载电影鼩鼱The film fragment introduces the general view, structure and operation of the blast furnace. The movement of charge and hot gases in the furnace is considered. Reaction equations allow you to get acquainted with redox processes. The fragment is mounted on the basis of the film "Fundamentals of blast-furnace steelmaking" (Sverdlovsk Film Studio)