The fixing of davit and primary liftingbeam is the key for assembling the hoisting tool of satellite.
吊块及主吊梁的安装是某型号卫星整星吊具安装中的关键环节。
2
Thls paper introduces data and result about structure design of the liftingbeam, its strength check, nondestructive test, strain measuring and stress analysis.
本文介绍吊梁的结构设计与强度校核、无损检验、吊装过程应变测试及应力分析等方面的数据和结果。
3
A mobile lifting device comprises a dismantlable frame mounted on wheels and supporting an elevated horizontal beam which projects out beyond the perimeter of the frame.