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| design assurance | |||
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设计保证 : 17 phrases in 8 subjects |
| Aviation | 5 |
| Business | 1 |
| Electronics | 2 |
| Hydroelectric power stations | 1 |
| Oil / petroleum | 1 |
| Project management | 1 |
| Space | 2 |
| Technology | 4 |
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