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列车作为大众化交通工具和特殊的公共场所,每年承载数十亿旅客,在客车上开展健康宣传教育对AIDS防治有重要的意义,现将开展此项调查结果分析如下。1调查对象与方法快速空调旅客列车,调查对象为调查车厢的全体乘客。为了消除地区差异,选取6个方向列车,随机抽取3~4节车厢(含卧铺)
As a popular means of transportation and special public places, trains carry billions of passengers every year. Carrying out health education and education on passenger vehicles is of great significance for the prevention and treatment of AIDS. The results of this survey are now analyzed as follows. 1 Survey object and method Rapid air-conditioning passenger trains, the survey object is to investigate the passengers in the carriage. In order to eliminate regional differences, select 6 directions trains and randomly draw 3 to 4 carriages (including sleeper)