 |
| |||
| periodic structure | |||
| loop construct; loop structure | |||
| for-loop structure | |||
| 循环结构: 5 phrases in 3 subjects |
| Air defense | 3 |
| Cryptography | 1 |
| Information technology | 1 |
|
| |||
| periodic structure | |||
| loop construct; loop structure | |||
| for-loop structure | |||
| 循环结构: 5 phrases in 3 subjects |
| Air defense | 3 |
| Cryptography | 1 |
| Information technology | 1 |