Keywords: dredger, gold panning equipment, sand making equipment, sand washing equipment, screening equipment, sand mining equipment, desilting equipment
Due to the large amount of organic pollutants in the urban sludge or silt, the moisture content is relatively high, so it is almost impossible to be air-dried or disposed innocently in the pit.
Speaking of the city river dredging some people really headache, suck up sewage sludge did not discharge ground, some areas of the river water is too deep to dig in the end, the ship is too big to open.