| 摘要 |
The invention relates to a installation for cleaning elements with a surface situated in the plane of the ground. It is characterised in that it comprises in combination: - on the one hand, at least one device 7 for controlled movement of the means 6 for spraying above the ground 4, this being in a plan P2 essentially parallel to the plan P1 of the said ground and; - on the other hand, supporting this controlled movement device at least indirectly, at least one mobile machine, that is to say a machine capable of being moved over the ground in all directions, and able to present the aforementioned movement device 7 substantially plumb with the surface 3 to be cleaned. <IMAGE>
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