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| трубодержатель НКТ | |||
| подвеска НКТ | |||
| подвеска насосно-компрессорной колонны | |||
| подвеска подъёмных труб | |||
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油 管 挂 : 9 phrases in 4 subjects |
| General | 2 |
| Oil / petroleum | 1 |
| Oil processing plants | 3 |
| Oilfields | 3 |
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