The curriculum design using Siemens S7-200 programmable logic controller to prepare the two-tier system of automatic control elevator.
本课程设计利用西门子s7- 200可编程控制器编写的两层电梯自动控制系统。
The curriculum design using Siemens S7-200 programmable logic controller to prepare the two-tier system of automatic control elevator.
本课程设计利用西门子s7- 200可编程控制器编写的两层电梯自动控制系统。
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