| |||
| 程序动作继电器 | |||
| 程序继电器; 行动顺序继电器 | |||
| 顺序动作继电器 | |||
|
sequence relay : 31 phrases in 10 subjects |
| Agriculture | 1 |
| Electric machinery | 3 |
| Electricity | 2 |
| Electronics | 11 |
| Hydroelectric power stations | 2 |
| Information technology | 1 |
| Power electronics | 1 |
| Shipbuilding | 1 |
| Space | 1 |
| Technology | 8 |