This paper presents the application of Rockwell ControlLogix series PLC in the control of pipeline loop test system, as well as the structure of the hardware and design of the software.是什么意思_This paper presents the application of Rockwell ControlLogix series PLC in the control of pipeline loop test system, as well as the structure of the hardware and design of the software.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句