输入门框的深度。 垂直墙面测量门框深度。
本电缆 支架可适应安装于垂直墙面或圆形隧道、马蹄形隧道等各种隧道墙面的需要；
The utility model is suitable for being assembled on a vertical wall face or on various tunnel wall faces such as a round tunnel, and a horseshoe shaped tunnel, etc.
本文根据真空吸附原理，采用先进的气动元器件设计一个能在垂直墙面上，通过脚步行进方式，在四个方向垂直移动的气动爬墙机器人。
This paper designs a step forward pneumatic climbing robot by means of vacuum pads which can move on flat surfaces, especially vertical plane walls with the features of simplicity and flexibility.
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