这是一台获得专利的单柱机，可以用来钻孔或攻丝。
This is a patented single column machine for drilling or for tapping.
有时能看到涉水的渔民，野地里废弃的拖拉机，一对驯鹿，古老的印第安村庄，那图腾柱隐没在树林深处难以辨识。
At intervals stood fishermen in waders, an abandoned tractor rotting in a field, a pair of deer, an ancient Indian village with totem poles hard to glimpse through the trees.
SS120单柱施工升降机由金属结构、工作机构、电气控制以及安全保护装置等部分组成。
The SS120 column construction lift is composed by metal structure, working mechanism, electrical control and safety protection instrument.
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