What does it mean to calculate the unit price according to the wool wall and wool land?

The unit price is calculated according to the gross wall, that is to say, when handing over the house, the unit price is calculated according to the wall surface and the untreated ground area. Rough wall refers to the agreed treatment state of the wall and the ground when the new house is handed over, and only the decorative bottom mortar is applied, and the surface layer is not treated with construction. So the unit price is calculated according to the rough wall, that is to say, the unit price is calculated according to the wall area in this untreated state.