For the need of loading on Passanger Ro-Ro ship, the mechanics equilibrium equation of ship floatation is used to propose the calculation method of add-weighting with step by step.

为了适用于客滚船舶配载计算的需要，根据船舶的浮态力学平衡方程，提出了船舶浮态参数按逐步加量的递进计算方法。

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Catenary assembled single rib arch that carries vertical loadings and was analyzed in this paper, calculation formula of critical loading of lateral stability flexuosity by the energy principle.

本文通过对承受竖向均布荷载的悬链线组拼无铰拱的分析，利用能量原理，建立了组拼拱的横向稳定屈曲临界荷载的计算公式。

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In this paper we deal with the problems in the calculation of ocean loading effects (M2) on gravity tide and its space distribution in continental China.

本文研究了海潮重力负荷效应的计算方法和中国大陆海潮(M_2波)负荷效应的空间分布特征。

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