Abstract : the constitution , process principle and parameters of a continuous desulphurization system used to desulphurize the base iron for nodular iron was introduced . the characteristics of the system and its operation instruction was explained 文摘:介绍了一种炉外球铁原铁液连续脱硫系统的组成、工艺原理及有关参数，说明了该系统的使用方法及特点。
2.
We worked hard to prevent and control water pollution in key river valleys and regions , such as the three gorges reservoir area , the songhua river , the sources and routes of the south - to - north water diversion project , and the bohai sea . we carried out key environmental protection projects to desulphurize emissions from coal - fired power plants , treat urban sewage and dispose of waste safely 积极推进重点行业重点企业和重点工程的节能工作，开展循环经济试点，加强三峡库区松花江南水北调水源及沿线渤海等重点流域和区域水污染防治工作，实施燃煤电厂脱硫城市污水处理垃圾无害化处理等环保重点工程。
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