The colour industrial monitor with high performance is introduced in this paper. The emphases are put on the system composition and the operation principle of the graph unit and the characterunit.
介绍一种高性能彩色工业监视器的设计方法，重点叙述了系统构成及图形、字符单元的工作原理。
2
Recognizing the character as a single, unit as opposed to a sequence of bytes, is a requirement in the case of string manipulations involving multi-byte characters.
将字符看作一个单元而不是一个字节序列，这是进行多字节字符的字符串操作的必要条件。
3
A character can be defined as a unit of information that corresponds to an atomic unit in a written language.