中文摘要：

研究了一类媒体宣传影响下的脉冲控制双菌株SIR传染病模型。把脉冲控制策略应用于双菌株SIR传染病模型，分析了该模型无病周期解的稳定性，得到了疾病一致持续生存的充分性条件。

英文摘要：

A two-strain SIR epidemic model including impulsive control and media coverage was investigated .The pulse vaccination control strategy was applied to a two-strain SIR epidemic model in which media coverage was taken into account , the stability of disease-free periodic solution was analyzed and some sufficient conditions which lead to u-niform persistence for the disease were obtained .