system blocking
| signal
| system blocking | |
| telecom. | 系统阻塞 |
| signal | |
| gen. | 打信号 |
| bridge. | 信号 |
| hockey. | 手势 |
| hydroel.st. | 标志; 符号 |
| radio.amat. | 信号 |
| sport. | 手势; 旗势 |
| tech. од. | 信号 |
| telecom. | 通信 |
| |||
| 系统阻塞 | |||
|
system blocking : 9 phrases in 6 subjects |
| Automobiles | 2 |
| Electronics | 1 |
| Information technology | 1 |
| Law | 1 |
| Rail transport | 1 |
| Technology | 3 |