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。
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.
佛罗里达周NASA肯尼迪航天中心,一个吊车正在拆卸39B号发射台固定支撑结构的另一部分。 拆除旋转服务结构(RSS)的工作仍在继续。
A crane dismantles another section of the fixed service structure on Launch Pad 39B at NASA's Kennedy Space Center in Florida.
某钢厂列吊车梁在工作中,由于吊车工作的动态作用,导致制动梁(连接板)经常发生断裂,固定连接板的螺栓松动。
The brake beam(connecting plate) is often broken, and the bolts for fixing the connecting plate are loosed due to the crane′s dynamic load when D series of crane beams are working in a steel plant.
应用推荐