This paper describes the formation and characters of the addressing and charging system and discusses the operation of multiplex branch charging switches.
叙述了可寻址收费系统的构成、特点，可寻址多路分支器的工作原理及单、双向传输问题。
2
A social intercourse is a big branch of speech action study of appellation or addressing and it is a conveying and succeeding symbolic system established by usage.