The paper introduces the flue gas desulfurization technology for coal fired boilers and also the prevention and treatment of SO2 pollution of small and medium sized coal fired boilers.
主要介绍燃煤锅炉烟气脱硫技术及中小型燃煤锅炉so2的污染防治。
And the Fuzzy-follower is applied in shaft bottom coal conveyor of a medium-sized coal mine and gives good results. Thus, it solves the problem of power balance of double-motor driving system.
该模糊跟随器在某中型煤矿的井下原煤运输系统中进行了实际应用，效果良好，较好地解决了双电机拖动系统的功率平衡问题。
This paper analyzes the preconditions for small and medium-sized coal mines to increase coal recovery rate, and puts forward some paths and measures for the second mining of the coal resources.
分析了中小煤矿提高煤炭资源回收率的前提保障条件，提出了复采煤炭资源的途径和措施。
The market demand for coal has increased and coal price was stable. The market share of large and medium-sized coal enterprises was increased while their loss has decreased.
煤炭市场需求增加，煤炭价格趋稳，大中型煤炭企业市场份额增加而亏损减少。
The market demand for coal has increased and coal price was stable. The market share of large and medium-sized coal enterprises was increased while their loss has decreased.
煤炭市场需求增加，煤炭价格趋稳，大中型煤炭企业市场份额增加而亏损减少。
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