... efficiency load and unload capacity:8T Stationary hydraulic dock ramp is also called stationary dock leveler, which is variously used in logistics ... etc.Key words: stationary hydraulic yard ramp, stationary yard ramp, hydraulic yard ramp, stationary dock leveler, hydraulic dock leveler, stationary hydraulic yard ramp. stationary yard ramp/dock ramp/leveler;stationary yard ramp/dock ramp/leveler