Гидравлический привод для систем разгрузки винтовых конвейеров тоннелепроходческих машин.

Hydraulic Actuation for TBM Screw Conveyor Discharge Systems Engineering precise earth pressure balance control with corrosion-resistant, 27SiMn welded cylinders designed for the harshest subterranean muck environments. The Critical Valve of Tunnel Excavation In the...