青云翻译

Vertically up and down the worm gear speed all-electric drive, stable and durable, excluding the effects of vibration pneumatic up and down

Vertical lifting with worm gear transmission of all-electric drive, smooth and durable, excluding influence of pneumatic vibration

The vertical fluctuation changes speed the entire electrically operated about transmission by the worm gear, steady durable, removes air operated about the vibration influence

vertical riser with a worm gear-up and down all-electric drivetrain, a smooth, durable pneumatic vertical vibration impact excluded

Vertical lifting with worm gear transmission of all-electric drive, smooth and durable, excluding influence of pneumatic vibration