line signal
| code
| line signal | |
| el. | 呼叫 信号 |
| IT | 线路信号 |
| mil., air.def. | 行信号 |
| tech. | 振铃信号 |
| code | |
| gen. | 为...编码 |
| el. | 规则 |
| hydroel.st. | 编码; 标准 |
| hydroel.st. од. | 法规 |
| met. | 码; 电码; 符号; 标记; 规则 |
| |||
| 呼叫〔振铃〕信号 | |||
| 线路信号指示灯 | |||
| 行信号 | |||
| 振铃信号 | |||
| 线路信号人工交换台的来话呼叫信号 | |||
|
line signal : 1 phrase in 1 subject |
| Shooting sport | 1 |