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.
本文对钢铁厂副产煤气的化工利用途径进行了探讨，包括低温分离、合成氨、合成甲醇等。
The possible methods are discussed in this paper for the coal gas recovery with chemical technology, such as low temperature separation, production of ammonia, and of methanol etc.
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副产煤气，由此而产生了能源浪费和环境污染等问题。
Accompanying the technical development of metallurgy, there will be more and more coal gas left in steel plant which will cause energy loss and environment pollution.
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