为了在设计阶段评价某轮式两栖车辆的水上性能，研究了采用数值模拟的方法对轮式两栖车水中行驶进行模拟计算的可行性。

In order to evaluate the performance of wheeled amphibious vehicle during its design phase, numerical simulation was taken to simulate the amphibious vehicle's steering in the water.

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两栖装甲车辆乘员可靠性受内部因素和外部因素的共同影响，而环境因素是外部因素的重要组成部分。

The crew reliability of amphibious armored vehicles is affected by both inner factors and outer ones, of which the environmental factor is an indispensable component.

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中国水域已经出现了100多种外来的侵害性鱼类、软体动物和两栖动物，但这不仅是中国的问题，也是全世界的问题。

This is not only a problem in China, which already has more than 100 invasive species of fish, mollusks, and amphibians in its waterways, but globally.

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