The effect of working parameters on the erosion performance of underwater jet is investigated, such as , simulated depth, stand off distance and exposure time.

试验研究了模拟水深、靶距及冲蚀时间对水下射流性能的影响关系，较全面地揭示了水下射流的特性。

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The "fifth stroke," underwater dolphin, is the separator between good and great swimmers. Incorporating this frequently into training is extremely beneficial to your performance.

第五种泳姿、“水下海豚泳在一些优秀和顶级运动员中存在着。”这经常是相当有益的训练你要经常练习。

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The experimental results has shown that the high performance of the REPM BLDCM can meet the requirement of actuation system for underwater vehicle.

试验结果表明，该REPM BLDCM结构性能优良，能满足水下航行器操舵系统的要求。

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"This work has many real-world applications including seabed exploration, detecting leaks in oil pipelines, mine countermeasures, and improving the performance of underwater vehicles, " he said.

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