| |||
信号代码〔符号〕; 信号电码 | |||
通讯密码 | |||
信号代码 | |||
信号代码; 信号符号; 信号电码; 码组; 通信密码 |
signal : 53 phrases in 10 subjects |
Dietology | 2 |
Foreign trade | 6 |
Jewelry | 2 |
Law | 10 |
Pediatrics | 1 |
Public security | 20 |
Shooting sport | 8 |
Textile industry | 2 |
Traditional medicine | 1 |
United Nations | 1 |