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| 主系统【核】; 一回路系统 | |||
| 基本体系; 主系统基本体系 | |||
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| 主系统区 别于辅助系统与应急系统 | |||
| основная система: 62 phrases in 11 subjects |
| Aviation | 2 |
| Electrical engineering | 2 |
| Electronics | 7 |
| Energy industry | 3 |
| General | 25 |
| Mechanics | 2 |
| Medical | 1 |
| Military | 1 |
| Name of organization | 1 |
| Technology | 17 |
| United Nations | 1 |