ic rf smart card
常见例句
- This paper summarizes the working principle and the specialty of the RF smart IC card. It introduces the development of the system of checking on work attendance with RF smart IC card.
本文综述了非接触式智能射频IC卡的工作原理及其特点，并介绍基于非接触式IC卡的考勤管理系统的开发。 返回 ic rf smart card