Rising , falling and moving the loading goods by hands through the precise position , without float power characteristic , and there is no resistance in fact , and precise problem of the “rise-fall machine control “ won't be occurred .
Rising , falling and moving the loading goods by hands through the precise position , without float power characteristic , and there is no resistance in fact , and precise problem of the “rise-fall machine control “ won't be occurred .
定位精确、无应力浮动特点能使双手自由地提起、降下和移动载荷物，实事上无阻力，不再有“升降机控制”命中和不命中定位的问题。