展开了对该平台在波浪作用下载荷的分析计算，在此基础上对主体结构进行了三维有限元强度分析。
The load analysis and calculation under wave action of this platform is developed, on this base, a three dimensional finite element strength analysis for main structural body is conducted.
对利用三维光弹性试验数据计算应力强度因子k_i，提出一种新的算法——综合法。
A synthetic method to calculate stress intensity factor KI by use of the data obtained in the experiment of three dimensional photoelasticity is developed in this paper.
并采用接触分析法对螺栓的应力应变进行了三维有限元计算，对螺栓的疲劳强度进行了校核。
The 3-d finite element model of bolt is calculated by the method of contact analysis, and the fatigue strength of bolt is checked.
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