随着螺栓球节点网架在悬挂吊车工业厂房中的推广应用，其疲劳性能成为工程界多年来尚待解决的热点问题。
With the popularization and application of this structure in industrial factory with suspended crane, the fatigue performance becomes the hot problem to be solved for many years in engineering circle.
螺栓球节点网架结构在悬挂吊车作用下的疲劳是工程界和学术界关注的热点，该结构的疲劳关键是高强度螺栓的疲劳。
The fatigue of the grid structure with bolt-sphere joints under the function of suspended crane has been greatly concerned by engineers and researchers.
试验表明，该节点能很好地满足悬挂系统的工作要求。
Experiments verified that the developed nodes could satisfy the work request of hitch system.
应用推荐