解决城市交通拥堵的根本措施是（）A．合理规划城市道路B．实施

更新 2022-09-03
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解决城市交通拥堵的根本措施是（）

A．合理规划城市道路

B．实施减少汽车尾气污染的技术措施

C．在城市四周的交叉路口建立交桥

D．遵循保护环境的原则

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