| 摘要 |
Arrangement for sanitation and cleaning underground metal pipeline has a supply pipeline, a rotary body with tangent openings for discharge of lining substance, swivel connecting rotary body to supply pipeline, mechanism for grinding inner surface of pipeline being reconstructed, channel for air supply to feeding pipeline, milling cutters to the rotary body, brush that is arranged as closed circle, this is fixed to the rotary body. The rotary body has tangent openings for air outlet.
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