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| bucking electrode; guard electrode; bucking current electrode; focusing electrode; shielded electrode (трёхэлектродного бокового зонда) | |||
| shield electrode (электрического каротажного зонда); guarded electrode | |||
| shielded electrode | |||
| экранный электрод: 8 phrases in 4 subjects |
| Geophysics | 3 |
| Oil / petroleum | 3 |
| Oil and gas technology | 1 |
| Oilfields | 1 |