Based on the broad-band random vibration test on a clamping support in missiles, this paper investigates the problems on evaluating the attachment bolt 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。

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This device adopts hydraulic structure and is mainly made up of guide pole movable platen support plate and clamping cylinder etc.

本机合模装置属液压式结构，主要由导柱、动模板、支承板、锁模油缸等组成。

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