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| система воздухораспределения | |||
| система газораспределения | |||
| газораспределительная система | |||
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配 气系统 : 9 phrases in 5 subjects |
| Electronics | 2 |
| Energy industry | 1 |
| General | 2 |
| Technology | 3 |
| Thermal engineering | 1 |
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