为进一步了解我市布氏杆菌病的发病情况 ,我们对本市部分重点易感人群开展了布氏杆菌病感染抽样调查 ,现将调查结果报告如下。1　对象与方法1.1　对象　本市牛奶厂和当涂县肉类加工厂全体在职职工共 2 16人 ,其中一线工人 191人 ,机关职工 2 5人 ;男性 10 8人 ,女性 10 8人 ;年 In order to further understand the incidence of brucellosis in our city, we conducted a sample survey of brucellosis infection in some key susceptible populations in our city. The results of the survey are reported as follows. 1 objects and methods 1.1 object The city of Dangtu County, meat processing plants and all employees serving a total of 2 16 people, of whom 191 were frontline workers, staff of 25 agencies; 10,8 males, 10,8 females; year