 |
| |||
| contact combination | |||
| communication pattern (между учеными I. Havkin) | |||
| система контактов: 24 phrases in 14 subjects |
| Automated equipment | 1 |
| Automobiles | 2 |
| Business | 1 |
| Drilling | 1 |
| Geology | 2 |
| Household appliances | 1 |
| Mass media | 5 |
| Metrology | 1 |
| Microelectronics | 1 |
| Mining | 5 |
| Production | 1 |
| Sanitation | 1 |
| Technology | 1 |
| Transport | 1 |