 |
chemical ionization
| mass spectrometry
| chemical ionization | |
| tech. | 化学电离 |
| mass spectrometry | |
| avia. | 质谱学 |
| desert. | 质谱分析 |
| geol. | 质谱测定法 |
| lab.eq. | 质谱 |
| life.sc. | 质谱 |
| sport. med. | 质谱分析法; 质谱法 |
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| 化学电离 | |||
| chemical ionization: 28 phrases in 7 subjects |
| Chemistry | 1 |
| Earth sciences | 7 |
| General | 1 |
| Metallurgy | 1 |
| Oil processing plants | 4 |
| Technology | 10 |
| Water resources | 4 |