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| 11. | Ion source |
| 离子源 |
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| 12. | field ionization source;FI source |
| 场电离源 |
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| 13. | electron impact ion source;EI source |
| 电子轰击离子源 |
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| 14. | underwater source |
| 水下震源 |
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| 15. | Methods Alter the carbon source? nitrogen source? |
| 方法分别改变碳源、源、机盐的浓度及种类,观察芽孢的形成情况。 |
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| 16. | source point |
| 源点 |
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| 17. | laser source |
| 激光光源 |
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| 18. | transportation source |
| 交通污染源 |
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| 19. | neutron source |
| 中子源 |
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| 20. | Point source |
| 点源 |
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