improve traffic flow 改善车流量
improve traffic safety 保障交通安全
Improve Traffic Conditions 改善交通条件
improve traffic surroundings 改善交通环境
Improve Website Traffic 提高网站流量
improve the traffic condition 改善了交通状况
improve the traffic circulation 改善交通的流通情况
improve city traffic 改善城市交通
Two studies have just been published that may help improve traffic flows.
最近发表的两项研究成果也许有助于改善交通流量。
Traffic lights that act locally can improve traffic globally, new research suggests.
新的研究表明，局部性的交通指示灯的调整可以改善全局的交通状况。
On-ramp control is the most effective way to improve traffic condition of freeway.
入口匝道控制是改善高速公路交通状况最有效的办法。
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