The object of the control arithmetic is to make the traffic trunk road unblocked and the average vehicle delay time shortest.

控制算法在保证交通畅通的情况下，使车辆延误时间尽可能地短。

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In this paper, the urban traffic signal control were mainly researched, the methods of coordinated optimization control for urban trunk road were discussed in depth.

本文以城市干线作为出发点，对城市交通信号控制展开研究，重点对城市干线协调优化控制的方法进行了深入研究。

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The 18m-wide trunk road is also provided with clear sign posting, and wide and well-lit escalators for scientific traffic management and to encourage patronage of the area.

宽18米的主干道，设置醒目标识系统与宽敞明亮的自动扶梯，科学梳理交通枢纽、汇聚财富人气。

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Earlier several roads in Devon saw traffic at a standstill including the A38 trunk road at Haldon Hill and Telegraph Hill on the A380.

BBC: Devon ice warning after heavy snowfall

The Kessock Bridge, which opened to traffic in 1982, carries the A9 dual carriageway trunk road across the Beauly Firth.

BBC: Kessock Bridge roadworks: ?1.8m plan to ease disruption

It would also include downgrading the existing Huntingdon A14 viaduct from a trunk road and providing two new roads for local traffic between Trinity Foot and a new Girton interchange.

BBC: A14 Cambridgeshire: lower toll favoured by study