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随着现代化经济建设的蓬勃发展,人民物质生活水平的不断提高,电气设备的种类也在迅速增加,而且应用越来越广泛。然而,电气设备在使用运行当中,所产生的电磁干扰不利周围环境,影响附近设备的正常运行,困扰着人们的工作、生活和健康。所谓电磁干扰,是指无用的电磁信号或电磁骚扰对接收的有用电磁信号造成的扰乱。
With the vigorous development of modern economic construction, people’s material living standards continue to increase, the types of electrical equipment are also rapidly increasing, and more and more widely used. However, the use of electrical equipment in operation, the resulting electromagnetic interference adverse to the surrounding environment, affecting the normal operation of nearby equipment, plaguing people’s work, life and health. The so-called electromagnetic interference, refers to the useless electromagnetic signals or electromagnetic disturbance to receive useful electromagnetic signals caused by the disturbance.