Some are accident-avoidance devices that use wi-fi signals to let drivers know where other cars are and to see around corners to give drivers a warning about an impending collision.
其中包括一些能够自动避免事故的设备，这些设备通过使用wi-fi无线网络信号，让驾驶员知道附近其他车辆的位置，还可以侦测到转弯处有无来车，以提醒驾驶员进行避让，避免车祸。
It realizes the dynamic monitoring, condition information memory, re-play and warning etc. to the spot signal devices by use of the advanced spot bus, sensors, web techniques, data base.
它采用先进的现场总线、传感器、计算机网络技术，利用数据库等软件工程，对现场信号设备实施动态监测，状态信息储存、重放和报警等。
It realizes the dynamic monitoring, condition information memory, re-play and warning etc. to the spot signal devices by use of the advanced spot bus, sensors, web techniques, data base.
它采用先进的现场总线、传感器、计算机网络技术，利用数据库等软件工程，对现场信号设备实施动态监测，状态信息储存、重放和报警等。
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