The assessment research method and programme structure assessment for offshore jacket platform by using SESAM software of DNV were introduced and assessment result was gained.
介绍了应用挪威DN V船级社sesam软件进行海上平台导管架结构的评估方法和程序，并得出评估结论。
The jacket offshore platform is a spatial structure, and the computation of its response to the multiple seismic excitations is complicated.
导管架海洋平台是一种空间结构体系，在多维地震动作用下的反应计算较为复杂。
The lifting type jacket and integrated deck structure have significantly simplified offshore installation of the platform and greatly reduced the weight of the structure.
吊装式导管架和整体吊装甲板显著地简化了平台的海上安装并且大量地减轻了结构质量。
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