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integrated acoustic
| structure
| integrated acoustic | |
| geophys. | 组合声波 |
| structure | |
| gymn. | 编排 |
| hydroel.st. | 结构; 构造; 结构物; 装置; 建筑物 |
| met. | 组织; 机构 |
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| 组合声波 | |||
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integrated acoustic : 10 phrases in 7 subjects |
| Air defense | 1 |
| Aviation | 1 |
| Earth sciences | 1 |
| Electronics | 2 |
| Navigation | 1 |
| Space | 2 |
| Technology | 2 |
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