减速并观察铁路上下行方向。
在下行方向,PON是一种广播介质。
冬天开车:在一张真实路面情况的照片上显示行驶方向,Wikitude Drive可以帮助司机在恶劣的天气条件下行驶。
Winter driving: By displaying driving directions over an image of actual road conditions, Wikitude Drive could assist drivers in bad weather conditions.
结果表明,随着活塞的不断下行,燃烧空腔各阶模式的特征频率向低频方向移动。
The results show that the characteristic frequencies of different modes will move to the low frequency domain as the piston moves downward.
方向箭咀具有两种颜色,上行是绿色,下行则是红色。
The directional arrows consist of two colours, green for ascending and red for descending.
沟通的方向可分为下行沟通、上行沟通和平行沟通三大流向。
The direction of communication can be upward, downward or horizontal.
提出了2天一个施工周期、上下行施工地段分别封闭、每2 ~3个站的同方向结合在一起施工、施工封闭点选择在上午等观点。
Proposals were given including two day long construction period, closing the up and down lines separately, construction of 2 or 3 stations at the same direction being carried out at the same...
关闭顶层厅门,在轿顶点动操作上下行按钮,注意电梯运行方向,要与动作的按钮方向一致。
Close the landing door of the top floor, press the up or down button, check if they work well.
关闭顶层厅门,在轿顶点动操作上下行按钮,注意电梯运行方向,要与动作的按钮方向一致。
Close the landing door of the top floor, press the up or down button, check if they work well.
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