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| 气体分析仪: 70 phrases in 10 subjects |
| Biology | 3 |
| Chemistry | 3 |
| Electronics | 2 |
| General | 13 |
| Medical | 1 |
| Oil / petroleum | 1 |
| Oil processing plants | 2 |
| Oilfields | 1 |
| Technology | 43 |
| Tengiz | 1 |
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