当计时器超过设定的时间后，无线网络可以检测是否还停有汽车(通过回复信号)，并报告警察汽车停车超时。
When a meter expires, it could check for the presence of a car (by bouncing a signal off it) and report the expiration to the police.
当计时器超过设定的时间后，无线网络可以检测是否还停有汽车(通过回复信号)，并报告警察汽车停车超时。
When a meter expires, it could check for the presence of a car (by bouncing a signal off it) and report the expiration to the police.
应用推荐