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美国超大型电炉一览据美刊报道，美国现有电弧炉２４８座，其中大于１７０美吨的超大型电炉１５座。现将其投产年份和主要技术参数列于下表。（龚平）美国超大型电炉一览@龚平...
According to the American Journal, the United States has 248 electric arc furnaces, of which 15 are oversized furnaces that are more than 170 U.S. tons. Now its year of production and the main technical parameters are listed in the table below. (Gong Ping) United States large electric furnace at a glance @ Gong Ping ...