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| Russian | English |
| потокоотклоняющий шар | frac ball (A diverter ball is a ball that is dropped or pumped through wellbore tubulars in a process known as diversion, and used during acidizing and fracturing operations. Nik-On/Off) |
| потокоотклоняющий шар | diverter ball (A diverter ball is a ball that is dropped or pumped through wellbore tubulars in a process known as diversion, and used during acidizing and fracturing operations. Nik-On/Off) |
| приведение в действие скважинного инструмента сбросом шара | ball drop actuation (indrajiita) |
| разделительный шар | separating sphere (для трубопроводов) |
| сбрасываемый шар клапана | trip valve ball |
| шар запорный | ball plug (Krutov Andrew) |
| эластичный шар | elastic sphere (для трубопроводов) |