Subaqueous Sound Ranging
| Development
| Installation
| subaqueous sound ranging | |
| el. | 水下声波测距 |
| development | |
| met. | 研制; 改进; 发达; 扩展; 产生; 显像 |
| installation | |
| gen. | 装置; 设置 |
| comp. | 计算站 |
| el.mach. | 设施 |
| met. | 计算法 |
| space | 组装 |
| tech. | 设备 |
| tech. од. | 安装 |
| textile | 分期付款购买 |
| wind. | 装配 |
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| 水下声波测距 | |||
| 水声测距 | |||
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Subaqueous Sound Ranging : 4 phrases in 3 subjects |
| Electronics | 2 |
| General | 1 |
| Navigation | 1 |