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编辑同志:在我们操作中,对于掌握铁水方面有些困难,参考书籍也未有详细说明,请帮助答覆,使我们在现有条件下解决问题。1．从铁水颜色如何看出铁水的大概温度(因我们没有光学高温计)?
Editorial comrades: In our operation, there are some difficulties in mastering the hot metal, and the reference books have not elaborated. Please help reply and solve the problems under the current conditions. 1. How to see the approximate temperature of hot metal (because we do not have an optical pyrometer) from the color of hot metal?