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| 机械 用来执行有用的功能的一组零件或机器。 (Узлы или машины, собранные для выполнения полезной функции) | |||
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машины и оборудование : 15 phrases in 3 subjects |
| Business | 4 |
| General | 10 |
| Oil processing plants | 1 |
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