权威例句
Hydraulic jack systems to be installed to the outrigger to perimeter column joints to automatically adjust differential column short...Air powered hydraulic jack with load sensing auto shut-off air controlOne kind of foot pedal hydraulic jack with two speed pump, and there is a pneumatic set to lift piston quickly on the jackAir hydraulic floor jack price listCRIC HIDRAULIC AUTO CU ACŢIONARE RAPIDĂ AUTO HYDRAULIC JACK WITH RAPID ACTIONInbuilt Hydraulic Jack System for Four Wheelers:-A new trend in automobile sectorFABRICATION OF ELECTRO HYDRAULIC JACKHydraulic jacks with handlerVENTING VALVE FOR HYDRAULIC JACKPosition control for hydraulic jacks