It has only two hand-operator uses to direct the redundant computer control twists to select the desired operating altitude and moves fore and aft to select the rate of climb.
In the guarantee outstanding secure foundation, it also improved automobile body's foreandaft trim, causes the control to be nimbler more and resourceful.
在保证优异安全性的基础上，它还改善了车身的前后平衡，使操控更加灵动。
3
Operating multiple directional value can separately control the foreandaft motion of swing arm oil cylinder, outrigger oil cylinder or hook oil cylinder to finish working of hoisting or unloading.