Based on the broad-band random vibration test on a clamping support in missiles, this paper investigates the problems on evaluating the attachmentbolt looseness in the structure.
本文在某支撑座结构模型宽带随机振动实验的基础上，研究了如何监测连接螺钉组松动故障程度的问题。
2
Cone bolt, a bolt in the shape of a cone for engine attachment to the airplane structure.
锥形螺栓，外形是锥形的螺栓，用以将发动机连接到飞机结构上。
3
Drill and bolt the stringer attachment plate to the long member.