The overall stability analysis of the crane's lattice jib with main and vice-jib structure is even more difficult to technician in our country.
具有变截面臂架的格构式起重机之整体稳定性分析更是目前我国起重机设计分析人员所面临的难题。
In chapter 4, in order to ascertain its inherent eigenvalue and corresponding main vibration, modal analysis is first implemented for the jib structure of deck crane.
在第4章中先对甲板吊臂架结构进行模态分析，确定结构的固有频率和相应的主振型。
In chapter 4, in order to ascertain its inherent eigenvalue and corresponding main vibration, modal analysis is first implemented for the jib structure of deck crane.
在第4章中先对甲板吊臂架结构进行模态分析，确定结构的固有频率和相应的主振型。
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