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chain conveyor : 52 phrases in 16 subjects |
| Agriculture | 5 |
| Chemistry | 1 |
| Coal | 2 |
| Communications | 2 |
| Construction | 1 |
| General | 5 |
| Industry | 2 |
| Information technology | 1 |
| Machinery and mechanisms | 1 |
| Materials science | 1 |
| Mechanic engineering | 5 |
| Metallurgy | 5 |
| Mining | 15 |
| Packaging | 4 |
| Technology | 1 |
| Thermal Energy | 1 |
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