Define traffic density as, where is length of the road segment. Equation (1) can now be written in terms of density.

写定义交通密度，哪里是公路段的长度。方程(1)现在可以用密度来书。

youdao

The circumferential length of this roundabout is approximately 3.4km, and the road that circumvents it is Persiaran Sultan Salahuddin Abdul Aziz Shah. (Link).

这一环形交叉的圆周长度大约是3.4公里，环绕交叉的道路是波斯兰苏丹萨拉赫丁阿卜杜勒阿齐兹沙阿路。

youdao

Running in front of the whole length of the living room was a screened-in porch, which jutted out from the house as the land sloped down to the road.

整个客厅的前面是一个封闭式的门廊，从房体结构中突出来，门廊下是延伸到公路的斜坡。

youdao

"The project has been one year in the making: the last six months of which I have spent on the road, travelling the length of the A41 from near my home on the Wirral down to London - and back again several times, " says McPherson.

BBC: The A41 Project �C visualising inequality

That may not be surprising, but the model also shows that the length of a slip road is decisive in determining what happens to traffic.

ECONOMIST: Traffic management: Desynchronised | The

Mr Taylor added that staff are also unhappy about an increase in the length of shifts and the decision to take crews out of ambulance stations and be deployed at major road junctions.

BBC: Ambulance service at 'danger level'