Meanings of hydraulic jacks in English

An entire section of the house's back wall had been removed and replaced with hydraulic jacks.

Specially designed trolleys and hydraulic jacks were used to load the weapons pods onto the wings.

Three hydraulic jacks tension the 16-foot, 48-pound kayak's skin until it's absolutely solid.

Rescue workers with bulldozers, sledgehammers, chainsaws and hydraulic jacks were struggling to break through the rubble in their search for possible survivors.

Then, to steady the piece, twelve large wooden feet are dropped by hydraulic jacks against the rails, and the gun is ready to fire.

Steam Hammers, Improved Hydraulic Jacks, and Tube Expanders.