underwater navigation是什么意思 underwater navigation怎么读
underwater navigation的相关资料
underwater navigation的用法和样例
- Thermocline is important for submarine in underwater navigation and action.
温跃层对于潜艇的水下航行和战斗具有十分重要的意义。 - In this paper the torsional vibration problems of the propulsion shaft system of the underwater craft were discussed.
主要讨论以摆盘式活塞发动机作为其主机的某水下航行装置推进轴系的扭转振动问题。
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