将平面路网数据模型与节点高差以及方向车道结合，提出一种基于非平面的路网数据模型，用以表达实际的非平面路网。

In the model, node height difference is combined with direction lane to express the real non-planar road networks and a way of its implementation is discussed.

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大部分时间北行方向的车道应该保持通畅。

The northbound lane should remain open at most times.

《柯林斯英汉双解大词典》

汽车的数控人工视觉系统，被人们叫做GOLD(一般障碍与车道检测器)对传感器的数据进行分析，进而自动调节汽车的速度和方向。

The vehicles' computerized artificial vision system, known as GOLD (Generic Obstacle and Lane Detector), analyzed the data from the sensors and automatically adjusted their speed and direction.

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