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| 延迟装置 | |||
| 延时装置 | |||
| delay device: 17 phrases in 7 subjects |
| Electronics | 3 |
| Explosives and Explosive Ordnance Disposal | 1 |
| Geophysics | 1 |
| Oil / petroleum | 2 |
| Space | 5 |
| Technology | 4 |
| Textile industry | 1 |
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