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为了确保铁路运输生产安全,对新录用和现职或改职定职的乘务人员听力检查有重要意义。听力检查方法很多,常用的有:语言(耳语和话语测听法)、秒表、音叉、纯音听力计检查法。上述听力测定方法,选择那种更经济,更准确,更适用。今将沈局对行车人员体检后,做初步介绍如下: 一、调查对象和方法 (一)调查对象:选择×××机务段,蒸汽机车乘务人员231例(司机,付司机,司炉)为检查对象,均为男性,年龄18～55岁,乘务龄1～30年。该段运用之机车型号,主要为前进型,建设
In order to ensure the safety of railway transportation, it is of great significance to inspect the hearing of newly recruited and serving crews serving or revising their posts. There are many methods of hearing tests, commonly used: language (whisper and discourse audiometry), stopwatch, tuning fork, pure tone audiometer examination method. The above hearing test method, select the kind of more economical, more accurate and more applicable. First, the investigation objects and methods (a) the survey: Select ××× locomotive depot, steam locomotive crew of 231 cases (driver, pay the driver, the stove) for the inspection Objects are men, aged 18 to 55 years old, crew age of 1 to 30 years. The section of the use of locomotive models, mainly forward type, construction