proton-neutron | interaction
| interaction | |
| comp. | coopération |
| comp., MS | interactions |
| construct. | action réciproque |
| math. | interaction |
| med. | rapport réciproque |
| English thesaurus | |||
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| PN | |||
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proton-neutron : 3 phrases in 2 subjects |
| High energy physics | 2 |
| Measuring instruments | 1 |