Low-cost short-distance data collecting; mass data collecting card with no complicated wire; for remote data collecting, a modem only is needed.

 
  • 成本低廉的近距离数据采集;无需布线的管理卡采集;即使不同城市间的远距离数据采集,也只需配备一台标准的调制解调器。
今日热词
目录 附录 查词历史