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冶金工业部、中国有色金属工业总公司矿山节能推广站于1987年4月18日至20日,在湖南衡阳水口山矿务局召开第三届全国金属矿山通风节能技术经验交流会议。会议的目的是大力推广 K 系列高效节能风机,改善矿山井下通风防尘状况和劳动条件.共80个单位的121名代表参加了这次会议。近几年来,全国已有212个矿山使用节能风机,1984～1986年累计节电约2.5亿度,计2500万元。节能风机的推广率为24.6%,复
Metallurgical Industry Ministry, China Nonferrous Metals Industry Corporation mine energy-saving promotion station April 18, 1987 to 20, held in Hunan Hengyang Shuikoushan Mining Bureau held the third country’s metal mine ventilation and energy-saving technology exchange experience meeting. The purpose of the meeting was to vigorously promote the K series of energy-efficient fans to improve mine ventilation and dust conditions and working conditions. A total of 80 units of 121 representatives attended the meeting. In recent years, 212 mines across the country have used energy-saving fans. From 1984 to 1986, a total of about 250 million kilowatt-hours of electricity were saved, amounting to 25 million yuan. The promotion rate of energy-saving fan is 24.6%, complex