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| 拉伐尔喷嘴 | |||
| 拉伐尔喷管 | |||
| 拉瓦尔喷管 (收敛扩散喷管) | |||
| 拉瓦尔喷管 | |||
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| 拉瓦尔喷嘴 | |||
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Laval nozzle : 9 phrases in 5 subjects |
| Aviation | 2 |
| Chemistry | 1 |
| Construction | 1 |
| Space | 2 |
| Technology | 3 |
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