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Terms for subject Caspian containing main pipeline | all forms | exact matches only | in specified order only
| English | Russian |
| main pipeline block valve | МЗЗ (магистральная запорная задвижка Nadir48/57) |
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| English | Russian |
| main pipeline block valve | МЗЗ (магистральная запорная задвижка Nadir48/57) |