It is necessary to set up a 3-d finite element model and to convert the external loads acting on the hull into nodal forces of finite element in the direct strength calculation of hull structure.
在船体结构强度直接计算方法中，需要建立三维有限元模型，船体所受到的外载荷也应相应地转化为有限元节点力。
It is necessary to set up a 3-d finite element model and to convert the external loads acting on the hull into nodal forces of finite element in the direct strength calculation of hull structure.
在船体结构强度直接计算方法中，需要建立三维有限元模型，船体所受到的外载荷也应相应地转化为有限元节点力。
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