主要介绍了造船用门式起重机柔性铰装置的主要型式和设计特点，结合实际案例分析了柔性铰装置损坏风险的原因和后果，通过进行风险分析，探讨了控制其风险的可行性。%The paper mainly introduces the major types and design features of the flexible hinge device of shipbuilding gantry crane,analyzes the reasons for damage risk and consequences of such device,and discusses feasibility of the risk control through the risk analysis.
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