送交者: Erxin 于 2006-5-11, 10:26:50:
实拍：北京公交全面刷卡 没想到竟这么不方便！
Origins of the problem:
1) Too many people;
2) Not enough space as we can see;
3) A bad, lack of operational research decision;
4) Citizen problem, no one cares. Awareness of obligation drops to the ground when the population density in the public increases;
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