The relations among the length of the core region, the diffusion angle and the froude number and the submerged depth were also studied.
对射流核长度、射流扩散角与出口弗劳德数、淹没水深之间的关系进行了探讨。
The Communications at Speed and Depth program was established to improve the ability of a submarine to communicate with other Navy vessels and stations when submerged.
洛·马将建立在深水和高速条件下的通信的研究计划，以改善潜艇与其他海军舰船和工作站通信的能力。
Filter should be completely submerged in water, its depth about 30 cm.
滤网应完全淹没在水中，其深度在30厘米左右。
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