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重型矿山机械行业是我国机械工业系统的耗能行业,据原机械部管理的第一重型机器厂、沈阳重型机器厂等十个厂统计,年耗标煤近百万吨,其中一半用的是煤,一半用的是电、油、气,为了降低能耗,提高企业经济效益,八十年代初,原机械部重型局帮助这些企业完成了能量平衡,开展了电孤炉的节电竞
Heavy mining machinery industry is China’s energy-consuming machinery industry system industry, according to the former Ministry of Machinery Management of the first heavy machinery plant, Shenyang Heavy Machinery Plant and other 10 plant statistics, consumption of nearly 1 million tons of standard coal, of which half are used In the early 1980s, the Heavy Machinery Bureau of the former Ministry of Machinery helped these enterprises to complete the energy balance and implemented the electricity-saving contest for electric arc furnaces. In order to reduce the energy consumption and increase the economic benefits of the enterprises, half of them used electricity, oil and gas.