![]() |
| |||
retaining zone; retention range; synchronization zone; synchronizing band; zone of synchronization | |||
collecting zone |
同 步区 : 10 phrases in 7 subjects |
Air defense | 1 |
Aviation | 1 |
Electronics | 2 |
General | 1 |
Information technology | 2 |
Space | 2 |
Technology | 1 |