1、S7 Program对象包含源文件（Source）、块（Blocks）和（）A．数据包（System data）B．站（Station）C．变量表（VAT）D．符号表（Symbols）
1、S7 Program对象包含源文件（Source）、块（Blocks）和（）
A．数据包（System data）
B．站（Station）
C．变量表（VAT）
D．符号表（Symbols）
参考答案和解析
D
相关考题：
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