【摘要】 讨论了电磁干扰的测量技术，介绍了几种抑制干扰的方法，例如：屏蔽技术、接地技术、浮置技术、滤波器技术和光电耦合技术。更多还原

【Abstract】 Mainly discusses how to survey electromagnetic disturbance,and introduces some ways to curb thedisturbance, such as shield, ground connection, floating, filtering and photoelectrical coupling techniques.更多还原