[General Information]
书名=IEC 61131-3编程语言及应用基础
第3章文本类编程语言
3.1文本类编程语言及其公用元素
3.1.1文本类编程语言概述
3.1.2文本类编程语言的公用元素
3.2指令表编程语言
3.2.1指令
3.2.2函数和功能块
3.2.3示例
3.3结构化文本编程语言
3.3.1结构化文本的表示
3.3.2语句
3.3.3示例
第4章图形类编程语言([General Information]

Title = IEC 61131-3 programming language and application basis
Chapter 3 text programming language

3.1 text programming language and its common elements

3.1.1 overview of text programming language

3.1.2 common elements of text programming languages

3.2 instruction list programming language

3.2.1 instructions

3.2.2 functions and function blocks

3.2.3 example

3.3 structured text programming language

3.3.1 presentation of structured text

3.3.2 statement

3.3.3 example

Chapter 4 graphic programming language)