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| gas making equipment; gas producing facility | |||
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制气 设备 : 20 phrases in 10 subjects |
| Automobiles | 1 |
| Aviation | 1 |
| Earth sciences | 1 |
| Electronics | 2 |
| General | 2 |
| Hydroelectric power stations | 1 |
| Mechanics | 3 |
| Refrigeration | 1 |
| Space | 2 |
| Technology | 6 |
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