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| заменять переменную (в полиноме) | |||
| 变换 变量: 64 phrases in 10 subjects |
| Automated equipment | 1 |
| Computers | 1 |
| Ecology | 1 |
| Electronics | 12 |
| General | 17 |
| Information technology | 1 |
| Mathematics | 8 |
| Military | 3 |
| Radio | 1 |
| Technology | 19 |
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