Authors suggest a practical method based on dynamic analysis of finite element for modifying natural frequencies of hull grillagebeam, and its software is completed.
提出一种基于有限元结构动力分析的船体板架固有频率实用修改方法，并进行了软件设计。
2
When the grillagebeam structure is exposed outside, especially when the height and width of the beam are relatively large, the spray head layout will be greatly influenced.
当“井”字梁结构外露，特别是梁的高度与宽度都较大时，对消防喷头的布置带来很大影响。
3
In this paper, the behaviour of the transverse load distribution of the girder shear force in a highway beam bridge is simply explained by using grillage analysis.