| |||
| 复滑车; 多滑轮的 | |||
| |||
| 复块 | |||
|
multi-block : 15 phrases in 6 subjects |
| Architecture | 1 |
| Electricity | 1 |
| Electronics | 4 |
| Geography | 1 |
| Polymers | 1 |
| Telecommunications | 7 |
| |||
| 复滑车; 多滑轮的 | |||
| |||
| 复块 | |||
|
multi-block : 15 phrases in 6 subjects |
| Architecture | 1 |
| Electricity | 1 |
| Electronics | 4 |
| Geography | 1 |
| Polymers | 1 |
| Telecommunications | 7 |