Study on the stability of ship is divided into two aspects, initial stability and stability at large angles of inclination.

对稳性的研究主要分为两个方面，即是船舶的初稳性研究和大倾角稳性研究。

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A lot of accident of ship capsizes indicate that stability of ship is good in still water, but stability of ship is bad in waves.

国内外大量的船舶倾覆事故，已经说明了一个事实，静水中稳性好的船舶在波浪中稳性未必好。

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The stability of ship deck grillage is analyzed by means of transport matrix technique and minimal weight of the structure is obtained with multilevel optimization method.

本文运用迁移矩阵法进行甲板板架稳定性分析，并用分级优化方法作结构最小重量设计。

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