| 摘要 |
A cleaning vehicle for a railway tunnel is provided to keep air clean in a railway tunnel, and to let train passengers wait trains in pleasant environment. A cleaning vehicle for a railway tunnel comprises a vehicle body moving along tracks provided in a railway tunnel, an injection unit(20) provided to the vehicle body and spraying working fluids to an internal wall of the railway tunnel to separate pollutants attached to the internal wall of the railway tunnel, and an air purification unit(30) provided to the vehicle body and inhaling the pollutants remaining in the railway tunnel to purify the air in the railway tunnel.
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