nuq 'oH Principle screw jawwI' Dogh?

press wav Qap vaj jawwI' Dogh:

(1) screw jacks: jawwI' Dogh lifts screw pagh screw-yItungHa', qaH QaQ, je yor vaDHa'wI' tlhay lifting.

(2) jawwI' Dogh rack: rack lo' law' jawwI' Dogh lifts yor vaDHa'wI'.

(3) hydraulic, jawwI' Dogh: jawwI' Dogh hydraulic cylinder pagh lifts je yor let plunger.

export chaw' pat Dojqu'mo' product laHlIj, laHlIj chaw' Hutlh ghaj jawwI' Dogh 'ej chaq exported products