很多单工的通讯设备可以通过语音检测技术的应用实现收发状态的自动转换而以比较小的代价达到双工设备的功能。
Many traditional single simplex communication devices now can act as a duplex system under the help of voice activated module, which is actual voice activity detector.
搜索引擎优化或者SEO本身就是是一个专业技术的领域，大多数的专业公司在他们的薪工单上都有一个SEO专家，当然也有专用的设计师。
Search Engine Optimization, or SEO is an area of expertise by itself, and most major companies have an SEO specialist on their own payrolls, as well as dedicated designers of course.
基于单片机的单工无线呼叫及数据传送系统的设计。
Design of simplex wireless call and data transmIt 'system based on MCU.
应用推荐