提供在30 MHz至30 GHz频率范围内使用的数字设备和设备的电磁噪声抑制表的术语和定义，并指使用噪声抑制表对信号的影响。还提供了用于制造商技术数据的噪声抑制表性能的统一表示指南。将与IEC 62333-2一起使用。

Provides terms and definitions for an electromagnetic noise suppression sheet for digital devices and equipment used in a frequency range of between 30 MHz to 30 GHz, and refers to the influence on the signal by usage of a noise suppression sheet. Gives also guidance for uniform presentation of the properties of a noise suppression sheet, intended for use in manufactures' technical data. Is to be used with IEC 62333-2.