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43. 在输出扫描阶段,将( )寄存器中的内容复制到输出接线端子上。
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43. 在输出扫描阶段,将( )寄存器中的内容复制到输出接线端子上。
A、输入映象
B、输出映象
C、变量存储器
D、内部存储器
时间:2021-09-01 19:12
关键词:
青书学堂
河北建筑工程学院
现代控制技术及PLC(高起专)
答案解析
B
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