 |
| |||
| N-relay; relaying | |||
| relay (A switch activated by an electrical signal. A relay allows another signal to be controlled without the need for human action to route the other signal to the control point, and it also allows a relatively low-power signal to control a high-power signal) | |||
| cutout relay; electrical relay | |||
| |||
| cutout relay; relay | |||
|
rele : 353 短语, 16 学科 |
| 一般 | 3 |
| 信息技术 | 11 |
| 卫星通讯 | 1 |
| 地球科学 | 50 |
| 工作流程 | 1 |
| 收音机 | 1 |
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| 材料科学 | 2 |
| 电力牵引 | 5 |
| 电力系统保护 | 48 |
| 电子产品 | 181 |
| 电报 | 1 |
| 自然科学 | 3 |
| 运输 | 5 |
| 通讯 | 31 |
| 铁路术语 | 7 |