track string lifting frame 长轨节吊架
concrete sleeper lifting frame 混凝土轨枕吊架
Lifting Frame And 升降架和
Lifting frame series 举升架系列
hub lifting frame 轮毂工装
cantilever lifting frame 悬臂提升架
Projector power-driven lifting frame 投影机电动升降架
The hull was attached to a lifting frame via a network of bolts and lifting wires.
船体通过一个由螺栓和起重线组成的网络连接到吊架上。
In this stage, the lifting frame was fixed to a hook attached to a crane, and the hull was lifted completely clear of the seabed and transferred underwater into the lifting cradle.
在这一阶段，吊架固定在吊车的挂钩上，船体完全脱离海床，在水下被转移到吊篮里。
These raised it a few centimetres over a period of several days, as the lifting frame rose slowly up its four legs.
在几天的时间内，随着升降架的四只脚架慢慢升起，这些东西将它抬高了几厘米。
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