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| наконечник сопла | |||
| критическое сечение (сопла); звучащее сечение; критическая часть сопла | |||
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喷管喉道 : 12 phrases in 4 subjects |
| Aerodynamics | 1 |
| General | 4 |
| Oil processing plants | 2 |
| Technology | 5 |
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