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2012年9月5日,太原铁路局科委组织专家对大秦铁路股份有限公司科学技术研究所、侯马北供电段、太原机务段联合研制的“防止电力机车冒进供电末端预警装置”进行了技术鉴定。“防止电力机车冒进供电末端预警装置”是一套供调车机车使用的防止电力机车冒进供电末端的预警装置,在距供电末端前方一定距离的地面设置无源反射标志信号,
On September 5, 2012, the Science and Technology Commission of Taiyuan Railway Bureau organized experts to jointly research and develop “Prevent Electric Locomotive Power Supply Terminal Warning Device” jointly developed by Science and Technology Research Institute of Daqin Railway Co., Ltd., Houma North Power Supply Section and Taiyuan Locomotive Depot Technical appraisal “Prevent electric locomotive power supply terminal warning device ” is a set of early warning device for shunting locomotive to prevent the power locomotive from entering the power supply terminal, set a passive reflection mark signal at a certain distance from the front end of the power supply,