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| 离子质谱计; 离子质谱仪 | |||
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ion mass spectrometer : 38 phrases in 10 subjects |
| Agriculture | 1 |
| Earth sciences | 3 |
| Electronics | 4 |
| Geology | 2 |
| Metallurgy | 1 |
| Oil / petroleum | 2 |
| Oil processing plants | 1 |
| Space | 8 |
| Technology | 15 |
| Water resources | 1 |
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