上叉下叉直接将货物放置到目的地，这主要是水平运动。Fork up and down directly place the goods to the destination, which is mainly horizontal movement.
上叉下叉直接将货物放置到目的地，这主要是水平运动。Fork up and down directly place the goods to the destination, which is mainly horizontal movement.
A.正确
B.错误
正确答案：正确
- 上一篇：升降是指用起重机械吊起货物，通过垂直运动实现装卸。Lifting up and down refers to lifting goods with lifting machinery, loading and unloading are realized by vertical movement.
- 下一篇：起重机械是指采用吊钩等起重工具，在间歇、重复的工作方式下，吊起、降低、举起、运输货物的机械设备。Hoisting machinery refers to the mechanical equipment that lifts, lowers or lifts and transports goods by lifting hooks or other lifting appliances in the intermittent and repeated working mode.