hydraulically operated clutch
hydraulically operated crossover mechanism
hydraulically operated friction clutch
hydraulically operated gate
hydraulically operated releasing mechanism
hydraulically operated small dumper
hydraulically operated valve
hydraulically-operated cargo valve
hydraulically-operated friction clutch
hydraulically-operated hatch cover
hydraulically-operated hatch covers
hydraulically-operated valve
hydraulic power-operated system
Hydraulic-operated-hoist
muscular operated system