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| щиток из восковых выделений (у кокцид); парножелезистые червецы (Asterolecanidae) | |||
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pit scale : 23 phrases in 10 subjects |
| Automated equipment | 3 |
| Construction | 1 |
| Entomology | 5 |
| Foundry | 1 |
| Materials science | 1 |
| Mechanic engineering | 1 |
| Metallurgy | 7 |
| Non-destructive testing | 1 |
| Steel production | 1 |
| Technology | 2 |