垂直表面：一个与地面垂直或接近垂直的平面，如墙壁、立柱等。
a surface that is vertical
竖面
垂直面
... 棱角表面；斜面；单斜面 angular surface 竖面；垂直面 vertical surface 水平面 horizontal surface ...
... 棱角表面；斜面；单斜面 angular surface 竖面；垂直面 vertical surface 水平面 horizontal surface ...
竖面；垂直面
The gadget can be attached to any vertical surface.
这小玩意儿可以粘在任何垂直表面上。
Geocentric not with the vertical surface of the Earth.
说明地心不垂直与地球表面。
The gadget can be attached to any vertical or near vertical surface.
该装置可以装在任何垂直或近似垂直的平面上。
The men could not climb out, because the ice surface was nearly vertical, and they huddled together for warmth.
Whether or not a caisson was used, the oil from the containment assembly would then pass through a manifold a sort of switching yard for pipes to one or more floating risers leading to the surface and held vertical by buoys.
If approved by Lancashire County Council the well will be 8.5in (22cm) in diameter and extend approximately 1km from the current vertical well, more than a mile beneath the surface.
BBC: Fracking firm Cuadrilla plans new well at St Annes site