2、 AbstractThe principle of the up-down and translation cubic garage is introduced. The control project that PLC is used as the main control unit is designed. By analyzing inputs and outputs of the control system, the inputs and outputs distribution of t
3、he control system is finished and the type of PLC is selected. Moreover, the program flowchart of the control system is designed and the control system of cubic garage is implemented. Key words: up-down and translation; cubic garage; PLC 浙江水利水电学院毕业论文(设