| |||
| 直方图频率 | |||
|
histogram frequency : 19 phrases in 9 subjects |
| Agriculture | 2 |
| Air defense | 1 |
| Bridge construction | 1 |
| Cartography | 2 |
| Economics | 1 |
| Oil / petroleum | 1 |
| Space | 2 |
| Statistics | 2 |
| Technology | 7 |
| |||
| 直方图频率 | |||
|
histogram frequency : 19 phrases in 9 subjects |
| Agriculture | 2 |
| Air defense | 1 |
| Bridge construction | 1 |
| Cartography | 2 |
| Economics | 1 |
| Oil / petroleum | 1 |
| Space | 2 |
| Statistics | 2 |
| Technology | 7 |