The second chapter presents the content and characteristic of metallurgy project. It mainly elucidates iron smelting system , steel smelting system and continuous casting system for machine erection .
第二章介绍了冶金工程项目的内容和特点，主要阐述炼铁系统、炼钢系统以及连铸系统设备安装的主要内容。
The waste water released by various types of petrochemicals, iron and steel metallurgy plant also contains a lot of sulfate ion.
各类石油化工，钢铁冶金工厂排放的废水中也含有大量硫酸根离子。
This invention relates to a raw material of metallurgy of steel-melting, especially a compound iron ball for steel-melting and its facture.
本发明涉及一种冶金工业炼钢生产使用的原料领域，特别是一种炼钢用复合铁球及其生产工艺。
Accompanying the technical development of metallurgy, there will be more and more excess coal gas in iron steel plants.
由于钢铁冶金技术的不断改进，钢铁厂将会产生越来越多的含氢量很高的副产煤气。
Accompanying the technical development of metallurgy, there will be more and more excess coal gas in iron steel plants.
由于钢铁冶金技术的不断改进，钢铁厂将会产生越来越多的含氢量很高的副产煤气。
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