| |||
| M 用M说明〔表示〕 | |||
|
specified by : 18 phrases in 7 subjects |
| Architecture | 1 |
| Bridge construction | 3 |
| China | 3 |
| Economics | 3 |
| Foreign trade | 1 |
| Public security | 1 |
| Technology | 6 |
| |||
| M 用M说明〔表示〕 | |||
|
specified by : 18 phrases in 7 subjects |
| Architecture | 1 |
| Bridge construction | 3 |
| China | 3 |
| Economics | 3 |
| Foreign trade | 1 |
| Public security | 1 |
| Technology | 6 |