The submitted file is used to build the paper's DESIGN INTERFACE of the grasshopper file, which can quickly build the conducting lines and cavern structure.

You can use the design tool using the following steps:

1. Use Rhino7 with its version of Grashopper.
2. For the first time, according to the tip, you need to install the Human UI and Elefront addons for the grasshopper. (Install the corresponding version of the prompt)
3. Confirm that the grass shop can run normally, click the top left corner of the Boolian Toggle to True state, can open the Human UI panel normally.
4. Select the model file (including the target entity and line) in the Select and Build panel. The status button controls the hidden appearance of the target entity for user observation.
5. In the Lines and caverns drawing of the panel, the slider controls the cross-section size of the lines and caverns and their relative positions.
6. The status button controls the hidden appearance of the Holding Tags in the panel Holding Tags drawing, and the other sliders can adjust the size and orientation of the Holding Tags.
7. In the panel Ventilation holes drawing, the status button controls the hiding and appearance of Ventilation holes, and the other sliders control the size, position, and direction of Ventilation holes. After confirming a Ventilation hole, click Record to record it, and then confirm the rest of the Ventilation holes. If the confirmation is wrong, click Removals to remove it and record it again.
8. After all the contents are confirmed, click export to export the target entity and the conducting structure after Boolean.