Twitter has become the direction indicator of the news media.

微博现在成了媒体的风向标。

An improved theodolite fixed with a simple laser direction indicator was introduced.

介绍了用一种简易激光指向器改装经纬仪，使普通经纬仪带有激光指向器。

The utility model belongs to the technical field of liquid flow direction indicator signs.

本实用新型所属的技术领域涉及液体流向指示标。

ADI, attitude Direction Indicator, an electronic display of airplane attitude inFORMation in pitch and roll.

姿态指引仪，用来显示飞机的俯仰姿态和坡度的电子显示。

In one example, a single display panel (42) alternatively provides the traffic flow direction indicator or the maintenance information.

在一个实例中，单个显示板(42)交替提供运输流方向指示和维护信息。