With the lager dimension of the submarine pressure hull, the strength and stability analysis of pressure hull is still an important subject in the submarine design.
随着潜艇耐压船体的几何尺寸增大，耐压壳体的强度与稳定性分析仍然是一个具有重要实际意义的研究课题。
Pressure hull of deep-submarine is an important equipment, which make the survival at deep-sea access to people, so pressure hull's research is of great significance.
潜水器的耐压壳体是保障人员，能够在海底生存的重要设备，所以潜水器的耐压壳体的研究具有重要的意义。
A big hole generally cuts off a ring on the pressure hull of submarine, and is stiffened by coaming.
潜艇耐压壳体上大的开孔常常切断一根肋骨，并且用围壁进行加强。
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