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为了配合孟定地震灾区防治疟疾,做好流动人口管理,于1989年6月至10月,在孟定的边境口岸对入境人员采取间歇投药措施,并考核其效果。 观察区概况 孟定镇属中缅边境贸易重镇,有三个与国外相通的边境口岸,每年均有大批境外边民入境留宿经
In order to cooperate with the prevention and treatment of malaria in the earthquake-stricken area of Mengding and make the management of floating population well, from June to October 1989, intermittent drug administration measures were applied to immigrants at the border crossing at Mengding and the effect was evaluated. Overview of the Observation Area Mengding Town is a trading center of Sino-Burmese border trade and has three border crossings with other countries. Each year, a large number of border immigrants come to China for overnight accommodation