GPS signals are relatively weak and easy to jam.
GPS信号相对较弱，也易于阻塞。
This system is an economic way to solve city traffic jam, and easy to implement.
该系统对于解决城市交通拥挤是一种经济有效的方法，同时易于工程实施。
No matter what position with jam, appear very not easy.
无论出现哪个位置堵塞，处理起来都非常不易。
No matter what position with jam, appear very not easy.
无论出现哪个位置堵塞，处理起来都非常不易。
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