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| écosystème d'eau courante; écosystème lotique | |||
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channel system : 73 phrases in 13 subjects |
| Agriculture | 4 |
| Automatic control | 2 |
| Communications | 28 |
| Construction | 2 |
| Earth sciences | 1 |
| Electronics | 16 |
| General | 1 |
| Information technology | 8 |
| Medical | 3 |
| Metallurgy | 1 |
| Telecommunications | 3 |
| Transport | 2 |
| United Nations | 2 |
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