The relations among the length of the core region, the diffusion angle and the froude number and the submergeddepth 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。
2
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。
3
Filter should be completely submerged in water, its depth about 30 cm.