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| mise à la terre du réseau | |||
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system grounding : 48 phrases in 13 subjects |
| Agriculture | 2 |
| Antennas and waveguides | 2 |
| Aviation | 4 |
| Communications | 7 |
| Construction | 3 |
| Energy industry | 4 |
| Environment | 1 |
| General | 6 |
| Information technology | 2 |
| Law | 1 |
| Military | 1 |
| Telecommunications | 1 |
| Transport | 14 |