In the manufacturing process of iron and steel industry, there need a great deal of fresh water, as well as, drain the waste water to pollute resource of water unavoidably.
钢铁企业在生产过程中需要大量的新水资源，同时又不可避免地在外排废水过程中对水资源造成污染。
In the manufacturing process of iron and steel industry, there need a great deal of fresh water, as well as, drain the waste water to pollute resource of water unavoidably.
钢铁企业在生产过程中需要大量的新水资源，同时又不可避免地在外排废水过程中对水资源造成污染。
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