英语翻译利用多种电磁阀、气缸和可编程控制器(PLC),设计了一部安全,小巧的自动擦窗机器,它能在玻璃幕墙上自动爬行、自动

A safe and small auto window wiper has been designed with various solenoid valves,cylinders and programmable controller (PLC).The wiper can creep on the glass curtain wall,cross over any barriers,turning around automatically to clean the wall curtain surface.It looks elegant and works efficiently with highly automation,and can be widely used in building wall and glass wall curtain cleaning,which has been a very hard work before.