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Terms for subject Ecology containing electron impact | all forms | exact matches only | in specified order only
| English | Chinese |
| electron impact ion source | 电子碰撞离子源 |
| electron impact spectrometry | 电子撞击光谱法 |
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| English | Chinese |
| electron impact ion source | 电子碰撞离子源 |
| electron impact spectrometry | 电子撞击光谱法 |