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| 继电保护装置 | |||
| 继电保护 | |||
| 继电器保护装置 | |||
| relay protection: 52 phrases in 11 subjects |
| Agriculture | 5 |
| Automobiles | 1 |
| Electric machinery | 5 |
| Electronics | 13 |
| General | 1 |
| Hydroelectric power stations | 12 |
| Information technology | 3 |
| Metallurgy | 1 |
| Rail transport | 2 |
| Technology | 8 |
| Telecommunications | 1 |
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