智能定时

智能定时智能定时
  1. 实验室专用智能定时控制火灾报警器

    Time Adjustable Smoked Fire Alerter Used Specially in Laboratory

  2. 智能型飞机波道定时机构检测仪的开发与应用

    Design And Application of Brainpower Test Instrument of Timekeeper in Plane