我的一个助理站在小船旁边给我望风，而我就用一个泡泡一样的水下防护罩把相机包了起来，然后带着它一起潜到湖底。

While an assistant stood guard in a small boat, I sank to the bottom with a camera encased in a bubble-shaped underwater housing.

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采用非线性动力有限元软件LS-DYNA对典型舰船弦侧防护结构在水下接触爆炸载荷作用下进行数值仿真。

Simulated the typical ships broadside protection structure under the underwater contact explosion load by non-linear dynamical finite element software LS-DYNA.

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目前军内尚没有水下冲击伤防护服的研究报道，国外也没有类似产品。

Now there has been no report on the under water blast protection for the army, or no exposure suit in foreign also.

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