摘要
根据PLC工作原理,设计了一种以广告布为画面载体,滚动展示多幅广告画面的装置;讨论了装置的工作原理,实施方案及流程图。
According to the working principle of PLC,a rolling advertising device with multi-images is designed.The paper also discusses its working principle ,design project and flow diagram.
出处
《兰州石化职业技术学院学报》
2004年第1期12-13,共2页
Journal of Lanzhou Petrochemical Polytechnic