... environmental protection city works and green belt.CharacteristicLow & Flat high water flow washing, high speed and high ... Stainless steel tank is optional.The figure is flat ellipse. The transition of tank and side is ... Spraying for Adding Humidity and Reducing Dust, Low & Flat high water flow washing, Noise Barrier washing, Road spray ... Max Speed (km/h) 90 Water Vacuum Cleaner,Tank Cleaning Equipment