标准摘要
[中文适用范围]： 第五章：有关波导传播的量；第九章：散射矩阵和传递矩阵的字母符号；第十章：使用电子管或半导体器件的静态对流器领域使用的符号；第十一章自动控制科学与技术。 [外文原描述]： Chapter V: Quantities concerning waveguide propagation; Chapter IX: Letter symbols for scattering matrix and transfer matrix; Chapter X: Symbols for use in the field of static convectors using tubes or semiconductor devices; Chapter XI: Automatic control science and technology.
英文名称Letter symbols to be used in electrical technology - Part 2: Telecommunications and electronics - First supplement