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铁路工务、工程部门各种施工和上道作业的安全始终是人们关注的重要问题。尤其是在雾天时、曲线等了望,更引起人们对这一问题的重视。郑州铁路分局安阳工务段组织了DB-1型多功能防护报警器的研制工作。经过科技人员的辛勤劳动和有关部门的积极配合,在1986年6月研制出四台样机。经现场试用,获得了广大职工的好评。通过技术鉴定,DB-1型多功能防护报警器不仅达到了设计要求(高温、湿热、
Railway construction, engineering and construction of a variety of construction operations on the safety of the people has always been an important issue of concern. Especially in foggy weather, the curve has been on the lookout for more attention to this issue. Zhengzhou Railway Branch Anyang Public Works organized a DB-1 multi-function protection alarm research and development work. After scientific and technical personnel of the hard work and the active cooperation of relevant departments, in June 1986 developed four prototypes. After the field trial, won the majority of workers praise. Through technical appraisal, DB-1 multi-function protection alarm not only meets the design requirements (high temperature, hot and humid,